The factors of the number 726,646,572 are: 1, 2, 3, 4, 6, 9, 12, 17, 18, 27, 31, 34, 36, 51, 54, 62, 68, 93, 102, 108, 124, 153, 186, 204, 279, 289, 306, 372, 459, 527, 558, 578, 612, 751, 837, 867, 918, 1054, 1116, 1156, 1502, 1581, 1674, 1734, 1836, 2108, 2253, 2601, 3004, 3162, 3348, 3468, 4506, 4743, 5202, 6324, 6759, 7803, 8959, 9012, 9486, 10404, 12767, 13518, 14229, 15606, 17918, 18972, 20277, 23281, 25534, 26877, 27036, 28458, 31212, 35836, 38301, 40554, 46562, 51068, 53754, 56916, 69843, 76602, 80631, 81108, 93124, 107508, 114903, 139686, 153204, 161262, 209529, 217039, 229806, 241893, 279372, 322524, 344709, 395777, 419058, 434078, 459612, 483786, 628587, 651117, 689418, 791554, 838116, 868156, 967572, 1187331, 1257174, 1302234, 1378836, 1583108, 1953351, 2374662, 2514348, 2604468, 3561993, 3906702, 4749324, 5860053, 6728209, 7123986, 7813404, 10685979, 11720106, 13456418, 14247972, 20184627, 21371958, 23440212, 26912836, 40369254, 42743916, 60553881, 80738508, 121107762, 181661643, 242215524, 363323286, 726646572.
If you add them up, you will get the total of 2,068,541,440.