The factors of the number 304,345,440 are: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 109, 112, 120, 126, 140, 144, 160, 168, 180, 210, 218, 224, 240, 252, 277, 280, 288, 315, 327, 336, 360, 420, 436, 480, 504, 545, 554, 560, 630, 654, 672, 720, 763, 831, 840, 872, 981, 1008, 1090, 1108, 1120, 1260, 1308, 1385, 1440, 1526, 1635, 1662, 1680, 1744, 1939, 1962, 2016, 2180, 2216, 2289, 2493, 2520, 2616, 2770, 3052, 3270, 3324, 3360, 3488, 3815, 3878, 3924, 4155, 4360, 4432, 4578, 4905, 4986, 5040, 5232, 5540, 5817, 6104, 6540, 6648, 6867, 7630, 7756, 7848, 8310, 8720, 8864, 9156, 9695, 9810, 9972, 10080, 10464, 11080, 11445, 11634, 12208, 12465, 13080, 13296, 13734, 15260, 15512, 15696, 16620, 17440, 17451, 18312, 19390, 19620, 19944, 22160, 22890, 23268, 24416, 24930, 26160, 26592, 27468, 29085, 30193, 30520, 31024, 31392, 33240, 34335, 34902, 36624, 38780, 39240, 39888, 44320, 45780, 46536, 49860, 52320, 54936, 58170, 60386, 61040, 62048, 66480, 68670, 69804, 73248, 77560, 78480, 79776, 87255, 90579, 91560, 93072, 99720, 109872, 116340, 120772, 122080, 132960, 137340, 139608, 150965, 155120, 156960, 174510, 181158, 183120, 186144, 199440, 211351, 219744, 232680, 241544, 271737, 274680, 279216, 301930, 310240, 349020, 362316, 366240, 398880, 422702, 452895, 465360, 483088, 543474, 549360, 558432, 603860, 634053, 698040, 724632, 845404, 905790, 930720, 966176, 1056755, 1086948, 1098720, 1207720, 1268106, 1358685, 1396080, 1449264, 1690808, 1811580, 1902159, 2113510, 2173896, 2415440, 2536212, 2717370, 2792160, 2898528, 3170265, 3381616, 3623160, 3804318, 4227020, 4347792, 4830880, 5072424, 5434740, 6340530, 6763232, 7246320, 7608636, 8454040, 8695584, 9510795, 10144848, 10869480, 12681060, 14492640, 15217272, 16908080, 19021590, 20289696, 21738960, 25362120, 30434544, 33816160, 38043180, 43477920, 50724240, 60869088, 76086360, 101448480, 152172720, 304345440.
If you add them up, you will get the total of 1,202,160,960.