The factors of the number 361,261,120 are: 1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 29, 32, 40, 44, 55, 58, 64, 80, 88, 110, 116, 145, 160, 176, 220, 232, 290, 319, 320, 352, 440, 464, 580, 638, 704, 880, 928, 1160, 1276, 1595, 1760, 1856, 2320, 2552, 3190, 3520, 3539, 4640, 5104, 6380, 7078, 9280, 10208, 12760, 14156, 17695, 20416, 25520, 28312, 35390, 38929, 51040, 56624, 70780, 77858, 102080, 102631, 113248, 141560, 155716, 194645, 205262, 226496, 283120, 311432, 389290, 410524, 513155, 566240, 622864, 778580, 821048, 1026310, 1128941, 1132480, 1245728, 1557160, 1642096, 2052620, 2257882, 2491456, 3114320, 3284192, 4105240, 4515764, 5644705, 6228640, 6568384, 8210480, 9031528, 11289410, 12457280, 16420960, 18063056, 22578820, 32841920, 36126112, 45157640, 72252224, 90315280, 180630560, 361261120.
If you add them up, you will get the total of 361,261,729. Now subtract 361,261,120 to get 609,831,680