The factors of the number 405,061,248 are: 1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 71, 83, 96, 128, 142, 166, 179, 192, 213, 249, 284, 332, 358, 384, 426, 498, 537, 568, 664, 716, 852, 996, 1074, 1136, 1328, 1432, 1704, 1992, 2148, 2272, 2656, 2864, 3408, 3984, 4296, 4544, 5312, 5728, 5893, 6816, 7968, 8592, 9088, 10624, 11456, 11786, 12709, 13632, 14857, 15936, 17184, 17679, 22912, 23572, 25418, 27264, 29714, 31872, 34368, 35358, 38127, 44571, 47144, 50836, 59428, 68736, 70716, 76254, 89142, 94288, 101672, 118856, 141432, 152508, 178284, 188576, 203344, 237712, 282864, 305016, 356568, 377152, 406688, 475424, 565728, 610032, 713136, 754304, 813376, 950848, 1054847, 1131456, 1220064, 1426272, 1626752, 1901696, 2109694, 2262912, 2440128, 2852544, 3164541, 4219388, 4880256, 5705088, 6329082, 8438776, 12658164, 16877552, 25316328, 33755104, 50632656, 67510208, 101265312, 135020416, 202530624, 405061248.
If you add them up, you will get the total of 1,110,412,800.