The factors of the number 206,321,544 are: 1, 2, 3, 4, 6, 8, 9, 11, 12, 13, 18, 22, 24, 26, 29, 33, 36, 39, 44, 52, 58, 66, 72, 78, 87, 88, 99, 104, 116, 117, 132, 143, 156, 174, 198, 232, 234, 261, 264, 286, 312, 319, 348, 377, 396, 429, 468, 522, 572, 638, 691, 696, 754, 792, 858, 936, 957, 1044, 1131, 1144, 1276, 1287, 1382, 1508, 1716, 1914, 2073, 2088, 2262, 2552, 2574, 2764, 2871, 3016, 3393, 3432, 3828, 4146, 4147, 4524, 5148, 5528, 5742, 6219, 6786, 7601, 7656, 8292, 8294, 8983, 9048, 10296, 11484, 12438, 12441, 13572, 15202, 16584, 16588, 17966, 20039, 22803, 22968, 24876, 24882, 26949, 27144, 30404, 33176, 35932, 37323, 40078, 45606, 49752, 49764, 53898, 60117, 60808, 68409, 71864, 74646, 80156, 80847, 91212, 98813, 99528, 107796, 120234, 136818, 149292, 160312, 161694, 180351, 182424, 197626, 215592, 220429, 240468, 260507, 273636, 296439, 298584, 323388, 360702, 395252, 440858, 480936, 521014, 547272, 592878, 646776, 661287, 721404, 781521, 790504, 881716, 889317, 1042028, 1185756, 1322574, 1442808, 1563042, 1763432, 1778634, 1983861, 2084056, 2344563, 2371512, 2645148, 2865577, 3126084, 3557268, 3967722, 4689126, 5290296, 5731154, 6252168, 7114536, 7935444, 8596731, 9378252, 11462308, 15870888, 17193462, 18756504, 22924616, 25790193, 34386924, 51580386, 68773848, 103160772, 206321544.
If you add them up, you will get the total of 680,097,600.