72172380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{757}}^1$

素因数の和:1003

約数の個数: 96

約数和(自身を含む): 232275456

約数和(自身を除く): 160103076

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 227, 420, 454, 681, 757, 908, 1135, 1362, 1514, 1589, 2270, 2271, 2724, 3028, 3178, 3405, 3785, 4540, 4542, 4767, 5299, 6356, 6810, 7570, 7945, 9084, 9534, 10598, 11355, 13620, 15140, 15890, 15897, 19068, 21196, 22710, 23835, 26495, 31780, 31794, 45420, 47670, 52990, 63588, 79485, 95340, 105980, 158970, 171839, 317940, 343678, 515517, 687356, 859195, 1031034, 1202873, 1718390, 2062068, 2405746, 2577585, 3436780, 3608619, 4811492, 5155170, 6014365, 7217238, 10310340, 12028730, 14434476, 18043095, 24057460, 36086190, 72172380]

約数ペア:

[(1, 72172380), (2, 36086190), (3, 24057460), (4, 18043095), (5, 14434476), (6, 12028730), (7, 10310340), (10, 7217238), (12, 6014365), (14, 5155170), (15, 4811492), (20, 3608619), (21, 3436780), (28, 2577585), (30, 2405746), (35, 2062068), (42, 1718390), (60, 1202873), (70, 1031034), (84, 859195), (105, 687356), (140, 515517), (210, 343678), (227, 317940), (420, 171839), (454, 158970), (681, 105980), (757, 95340), (908, 79485), (1135, 63588), (1362, 52990), (1514, 47670), (1589, 45420), (2270, 31794), (2271, 31780), (2724, 26495), (3028, 23835), (3178, 22710), (3405, 21196), (3785, 19068), (4540, 15897), (4542, 15890), (4767, 15140), (5299, 13620), (6356, 11355), (6810, 10598), (7570, 9534), (7945, 9084)]