The factors of the number 208,972,260 are: 1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 29, 30, 35, 36, 38, 42, 43, 45, 49, 57, 58, 60, 63, 70, 76, 84, 86, 87, 90, 95, 98, 105, 114, 116, 126, 129, 133, 140, 145, 147, 171, 172, 174, 180, 190, 196, 203, 210, 215, 228, 245, 252, 258, 261, 266, 285, 290, 294, 301, 315, 342, 348, 380, 387, 399, 406, 420, 430, 435, 441, 490, 516, 522, 532, 551, 570, 580, 588, 602, 609, 630, 645, 665, 684, 735, 774, 798, 812, 817, 855, 860, 870, 882, 903, 931, 980, 1015, 1044, 1102, 1140, 1197, 1204, 1218, 1247, 1260, 1290, 1305, 1330, 1421, 1470, 1505, 1548, 1596, 1634, 1653, 1710, 1740, 1764, 1806, 1827, 1862, 1935, 1995, 2030, 2107, 2204, 2205, 2394, 2436, 2451, 2494, 2580, 2610, 2660, 2709, 2755, 2793, 2842, 2940, 3010, 3045, 3268, 3306, 3420, 3612, 3654, 3724, 3741, 3857, 3870, 3990, 4060, 4085, 4214, 4263, 4410, 4515, 4655, 4788, 4902, 4959, 4988, 5220, 5418, 5510, 5586, 5684, 5719, 5985, 6020, 6090, 6235, 6321, 6612, 7105, 7308, 7353, 7482, 7714, 7740, 7980, 8170, 8265, 8379, 8428, 8526, 8729, 8820, 9030, 9135, 9310, 9804, 9918, 10535, 10836, 11020, 11172, 11223, 11438, 11571, 11970, 12180, 12255, 12470, 12642, 12789, 13545, 13965, 14210, 14706, 14964, 15428, 16340, 16530, 16758, 17052, 17157, 17458, 18060, 18270, 18620, 18705, 18963, 19285, 19836, 21070, 21315, 22446, 22876, 23142, 23693, 23940, 24510, 24795, 24940, 25284, 25578, 26187, 26999, 27090, 27930, 28420, 28595, 29412, 31605, 33060, 33516, 34314, 34713, 34916, 36540, 36765, 37410, 37926, 38570, 40033, 41895, 42140, 42630, 43645, 44892, 46284, 47386, 49020, 49590, 51156, 51471, 52374, 53998, 54180, 55860, 56115, 57190, 57855, 61103, 63210, 63945, 68628, 69426, 71079, 73530, 74820, 75852, 77140, 78561, 80066, 80997, 83790, 85260, 85785, 87290, 94772, 94815, 99180, 102942, 104748, 107996, 112230, 114380, 115710, 118465, 120099, 122206, 126420, 127890, 130935, 134995, 138852, 142158, 147060, 157122, 160132, 161994, 165851, 167580, 171570, 173565, 174580, 183309, 189630, 200165, 205884, 213237, 224460, 231420, 236930, 240198, 242991, 244412, 255780, 257355, 261870, 269990, 284316, 305515, 314244, 323988, 331702, 343140, 347130, 355395, 360297, 366618, 379260, 392805, 400330, 404985, 426474, 473860, 480396, 485982, 497553, 514710, 523740, 539980, 549927, 600495, 611030, 663404, 694260, 710790, 720594, 733236, 785610, 800660, 809970, 829255, 852948, 916545, 971964, 995106, 1029420, 1066185, 1099854, 1160957, 1200990, 1214955, 1222060, 1421580, 1441188, 1492659, 1571220, 1619940, 1658510, 1801485, 1833090, 1990212, 2132370, 2199708, 2321914, 2401980, 2429910, 2487765, 2749635, 2985318, 3317020, 3482871, 3602970, 3666180, 4264740, 4643828, 4859820, 4975530, 5499270, 5804785, 5970636, 6965742, 7205940, 7463295, 9951060, 10448613, 10998540, 11609570, 13931484, 14926590, 17414355, 20897226, 23219140, 29853180, 34828710, 41794452, 52243065, 69657420, 104486130, 208972260.
If you add them up, you will get the total of 821,620,800.