The factors of the number 615,374,172 are: 1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 149, 162, 189, 243, 252, 298, 324, 378, 447, 486, 567, 596, 607, 756, 894, 972, 1043, 1134, 1214, 1341, 1701, 1788, 1821, 2086, 2268, 2428, 2682, 3129, 3402, 3642, 4023, 4172, 4249, 5364, 5463, 6258, 6804, 7284, 8046, 8498, 9387, 10926, 12069, 12516, 12747, 16092, 16389, 16996, 18774, 21852, 24138, 25494, 28161, 32778, 36207, 37548, 38241, 48276, 49167, 50988, 56322, 65556, 72414, 76482, 84483, 90443, 98334, 112644, 114723, 144828, 147501, 152964, 168966, 180886, 196668, 229446, 253449, 271329, 295002, 337932, 344169, 361772, 458892, 506898, 542658, 590004, 633101, 688338, 813987, 1013796, 1032507, 1085316, 1266202, 1376676, 1627974, 1899303, 2065014, 2441961, 2532404, 3255948, 3798606, 4130028, 4883922, 5697909, 7325883, 7597212, 9767844, 11395818, 14651766, 17093727, 21977649, 22791636, 29303532, 34187454, 43955298, 51281181, 68374908, 87910596, 102562362, 153843543, 205124724, 307687086, 615374172.
If you add them up, you will get the total of 615,374,173. Now subtract 615,374,172 to get 1,243,646,628