644634842850

素因数分解:

$2^1\times 3^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{5134487}}^1$

素因数の和:5134542

約数の個数: 120

約数和(自身を含む): 1848908590848

約数和(自身を除く): 1204273747998

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 31, 45, 50, 54, 62, 75, 81, 90, 93, 135, 150, 155, 162, 186, 225, 270, 279, 310, 405, 450, 465, 558, 675, 775, 810, 837, 930, 1350, 1395, 1550, 1674, 2025, 2325, 2511, 2790, 4050, 4185, 4650, 5022, 6975, 8370, 12555, 13950, 20925, 25110, 41850, 62775, 125550, 5134487, 10268974, 15403461, 25672435, 30806922, 46210383, 51344870, 77017305, 92420766, 128362175, 138631149, 154034610, 159169097, 231051915, 256724350, 277262298, 318338194, 385086525, 415893447, 462103830, 477507291, 693155745, 770173050, 795845485, 831786894, 955014582, 1155259575, 1386311490, 1432521873, 1591690970, 2079467235, 2310519150, 2387536455, 2865043746, 3465778725, 3979227425, 4158934470, 4297565619, 4775072910, 6931557450, 7162609365, 7958454850, 8595131238, 10397336175, 11937682275, 12892696857, 14325218730, 20794672350, 21487828095, 23875364550, 25785393714, 35813046825, 42975656190, 64463484285, 71626093650, 107439140475, 128926968570, 214878280950, 322317421425, 644634842850]

約数ペア:

[(1, 644634842850), (2, 322317421425), (3, 214878280950), (5, 128926968570), (6, 107439140475), (9, 71626093650), (10, 64463484285), (15, 42975656190), (18, 35813046825), (25, 25785393714), (27, 23875364550), (30, 21487828095), (31, 20794672350), (45, 14325218730), (50, 12892696857), (54, 11937682275), (62, 10397336175), (75, 8595131238), (81, 7958454850), (90, 7162609365), (93, 6931557450), (135, 4775072910), (150, 4297565619), (155, 4158934470), (162, 3979227425), (186, 3465778725), (225, 2865043746), (270, 2387536455), (279, 2310519150), (310, 2079467235), (405, 1591690970), (450, 1432521873), (465, 1386311490), (558, 1155259575), (675, 955014582), (775, 831786894), (810, 795845485), (837, 770173050), (930, 693155745), (1350, 477507291), (1395, 462103830), (1550, 415893447), (1674, 385086525), (2025, 318338194), (2325, 277262298), (2511, 256724350), (2790, 231051915), (4050, 159169097), (4185, 154034610), (4650, 138631149), (5022, 128362175), (6975, 92420766), (8370, 77017305), (12555, 51344870), (13950, 46210383), (20925, 30806922), (25110, 25672435), (41850, 15403461), (62775, 10268974), (125550, 5134487)]