72171960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{569}}^1$

素因数の和:741

約数の個数: 128

約数和(自身を含む): 249523200

約数和(自身を除く): 177351240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 151, 168, 210, 280, 302, 420, 453, 569, 604, 755, 840, 906, 1057, 1138, 1208, 1510, 1707, 1812, 2114, 2265, 2276, 2845, 3020, 3171, 3414, 3624, 3983, 4228, 4530, 4552, 5285, 5690, 6040, 6342, 6828, 7966, 8456, 8535, 9060, 10570, 11380, 11949, 12684, 13656, 15855, 15932, 17070, 18120, 19915, 21140, 22760, 23898, 25368, 31710, 31864, 34140, 39830, 42280, 47796, 59745, 63420, 68280, 79660, 85919, 95592, 119490, 126840, 159320, 171838, 238980, 257757, 343676, 429595, 477960, 515514, 601433, 687352, 859190, 1031028, 1202866, 1288785, 1718380, 1804299, 2062056, 2405732, 2577570, 3007165, 3436760, 3608598, 4811464, 5155140, 6014330, 7217196, 9021495, 10310280, 12028660, 14434392, 18042990, 24057320, 36085980, 72171960]

約数ペア:

[(1, 72171960), (2, 36085980), (3, 24057320), (4, 18042990), (5, 14434392), (6, 12028660), (7, 10310280), (8, 9021495), (10, 7217196), (12, 6014330), (14, 5155140), (15, 4811464), (20, 3608598), (21, 3436760), (24, 3007165), (28, 2577570), (30, 2405732), (35, 2062056), (40, 1804299), (42, 1718380), (56, 1288785), (60, 1202866), (70, 1031028), (84, 859190), (105, 687352), (120, 601433), (140, 515514), (151, 477960), (168, 429595), (210, 343676), (280, 257757), (302, 238980), (420, 171838), (453, 159320), (569, 126840), (604, 119490), (755, 95592), (840, 85919), (906, 79660), (1057, 68280), (1138, 63420), (1208, 59745), (1510, 47796), (1707, 42280), (1812, 39830), (2114, 34140), (2265, 31864), (2276, 31710), (2845, 25368), (3020, 23898), (3171, 22760), (3414, 21140), (3624, 19915), (3983, 18120), (4228, 17070), (4530, 15932), (4552, 15855), (5285, 13656), (5690, 12684), (6040, 11949), (6342, 11380), (6828, 10570), (7966, 9060), (8456, 8535)]