The factors of the number 653,211,264 are: 1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 47, 48, 51, 64, 68, 94, 96, 102, 128, 136, 141, 188, 192, 204, 272, 282, 376, 384, 408, 544, 564, 752, 799, 816, 1088, 1128, 1504, 1598, 1632, 2129, 2176, 2256, 2397, 3008, 3196, 3264, 4258, 4512, 4794, 6016, 6387, 6392, 6528, 8516, 9024, 9588, 12774, 12784, 17032, 18048, 19176, 25548, 25568, 34064, 36193, 38352, 51096, 51136, 68128, 72386, 76704, 100063, 102192, 102272, 108579, 136256, 144772, 153408, 200126, 204384, 217158, 272512, 289544, 300189, 306816, 400252, 408768, 434316, 579088, 600378, 800504, 817536, 868632, 1158176, 1200756, 1601008, 1701071, 1737264, 2316352, 2401512, 3202016, 3402142, 3474528, 4632704, 4803024, 5103213, 6404032, 6804284, 6949056, 9606048, 10206426, 12808064, 13608568, 13898112, 19212096, 20412852, 27217136, 38424192, 40825704, 54434272, 81651408, 108868544, 163302816, 217737088, 326605632, 653211264.
If you add them up, you will get the total of 1,877,126,400.