261771750

素因数分解:

$2^1\times 3^5\times 5^3\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:202

約数の個数: 192

約数和(自身を含む): 763176960

約数和(自身を除く): 501405210

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 31, 45, 50, 54, 62, 75, 81, 90, 93, 125, 135, 139, 150, 155, 162, 186, 225, 243, 250, 270, 278, 279, 310, 375, 405, 417, 450, 465, 486, 558, 675, 695, 750, 775, 810, 834, 837, 930, 1125, 1215, 1251, 1350, 1390, 1395, 1550, 1674, 2025, 2085, 2250, 2325, 2430, 2502, 2511, 2790, 3375, 3475, 3753, 3875, 4050, 4170, 4185, 4309, 4650, 5022, 6075, 6255, 6750, 6950, 6975, 7506, 7533, 7750, 8370, 8618, 10125, 10425, 11259, 11625, 12150, 12510, 12555, 12927, 13950, 15066, 17375, 18765, 20250, 20850, 20925, 21545, 22518, 23250, 25110, 25854, 30375, 31275, 33777, 34750, 34875, 37530, 37665, 38781, 41850, 43090, 52125, 56295, 60750, 62550, 62775, 64635, 67554, 69750, 75330, 77562, 93825, 104250, 104625, 107725, 112590, 116343, 125550, 129270, 156375, 168885, 187650, 188325, 193905, 209250, 215450, 232686, 281475, 312750, 313875, 323175, 337770, 349029, 376650, 387810, 469125, 538625, 562950, 581715, 627750, 646350, 698058, 844425, 938250, 941625, 969525, 1047087, 1077250, 1163430, 1407375, 1615875, 1688850, 1745145, 1883250, 1939050, 2094174, 2814750, 2908575, 3231750, 3490290, 4222125, 4847625, 5235435, 5817150, 8444250, 8725725, 9695250, 10470870, 14542875, 17451450, 26177175, 29085750, 43628625, 52354350, 87257250, 130885875, 261771750]

約数ペア:

[(1, 261771750), (2, 130885875), (3, 87257250), (5, 52354350), (6, 43628625), (9, 29085750), (10, 26177175), (15, 17451450), (18, 14542875), (25, 10470870), (27, 9695250), (30, 8725725), (31, 8444250), (45, 5817150), (50, 5235435), (54, 4847625), (62, 4222125), (75, 3490290), (81, 3231750), (90, 2908575), (93, 2814750), (125, 2094174), (135, 1939050), (139, 1883250), (150, 1745145), (155, 1688850), (162, 1615875), (186, 1407375), (225, 1163430), (243, 1077250), (250, 1047087), (270, 969525), (278, 941625), (279, 938250), (310, 844425), (375, 698058), (405, 646350), (417, 627750), (450, 581715), (465, 562950), (486, 538625), (558, 469125), (675, 387810), (695, 376650), (750, 349029), (775, 337770), (810, 323175), (834, 313875), (837, 312750), (930, 281475), (1125, 232686), (1215, 215450), (1251, 209250), (1350, 193905), (1390, 188325), (1395, 187650), (1550, 168885), (1674, 156375), (2025, 129270), (2085, 125550), (2250, 116343), (2325, 112590), (2430, 107725), (2502, 104625), (2511, 104250), (2790, 93825), (3375, 77562), (3475, 75330), (3753, 69750), (3875, 67554), (4050, 64635), (4170, 62775), (4185, 62550), (4309, 60750), (4650, 56295), (5022, 52125), (6075, 43090), (6255, 41850), (6750, 38781), (6950, 37665), (6975, 37530), (7506, 34875), (7533, 34750), (7750, 33777), (8370, 31275), (8618, 30375), (10125, 25854), (10425, 25110), (11259, 23250), (11625, 22518), (12150, 21545), (12510, 20925), (12555, 20850), (12927, 20250), (13950, 18765), (15066, 17375)]