207621540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{4019}}^1$

素因数の和:4082

約数の個数: 144

約数和(自身を含む): 737493120

約数和(自身を除く): 529871580

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 41, 42, 45, 60, 63, 70, 82, 84, 90, 105, 123, 126, 140, 164, 180, 205, 210, 246, 252, 287, 315, 369, 410, 420, 492, 574, 615, 630, 738, 820, 861, 1148, 1230, 1260, 1435, 1476, 1722, 1845, 2460, 2583, 2870, 3444, 3690, 4019, 4305, 5166, 5740, 7380, 8038, 8610, 10332, 12057, 12915, 16076, 17220, 20095, 24114, 25830, 28133, 36171, 40190, 48228, 51660, 56266, 60285, 72342, 80380, 84399, 112532, 120570, 140665, 144684, 164779, 168798, 180855, 241140, 253197, 281330, 329558, 337596, 361710, 421995, 494337, 506394, 562660, 659116, 723420, 823895, 843990, 988674, 1012788, 1153453, 1265985, 1483011, 1647790, 1687980, 1977348, 2306906, 2471685, 2531970, 2966022, 3295580, 3460359, 4613812, 4943370, 5063940, 5767265, 5932044, 6920718, 7415055, 9886740, 10381077, 11534530, 13841436, 14830110, 17301795, 20762154, 23069060, 29660220, 34603590, 41524308, 51905385, 69207180, 103810770, 207621540]

約数ペア:

[(1, 207621540), (2, 103810770), (3, 69207180), (4, 51905385), (5, 41524308), (6, 34603590), (7, 29660220), (9, 23069060), (10, 20762154), (12, 17301795), (14, 14830110), (15, 13841436), (18, 11534530), (20, 10381077), (21, 9886740), (28, 7415055), (30, 6920718), (35, 5932044), (36, 5767265), (41, 5063940), (42, 4943370), (45, 4613812), (60, 3460359), (63, 3295580), (70, 2966022), (82, 2531970), (84, 2471685), (90, 2306906), (105, 1977348), (123, 1687980), (126, 1647790), (140, 1483011), (164, 1265985), (180, 1153453), (205, 1012788), (210, 988674), (246, 843990), (252, 823895), (287, 723420), (315, 659116), (369, 562660), (410, 506394), (420, 494337), (492, 421995), (574, 361710), (615, 337596), (630, 329558), (738, 281330), (820, 253197), (861, 241140), (1148, 180855), (1230, 168798), (1260, 164779), (1435, 144684), (1476, 140665), (1722, 120570), (1845, 112532), (2460, 84399), (2583, 80380), (2870, 72342), (3444, 60285), (3690, 56266), (4019, 51660), (4305, 48228), (5166, 40190), (5740, 36171), (7380, 28133), (8038, 25830), (8610, 24114), (10332, 20095), (12057, 17220), (12915, 16076)]