87086640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{3329}}^1$

素因数の和:3454

約数の個数: 80

約数和(自身を含む): 272527200

約数和(自身を除く): 185440560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 109, 120, 218, 240, 327, 436, 545, 654, 872, 1090, 1308, 1635, 1744, 2180, 2616, 3270, 3329, 4360, 5232, 6540, 6658, 8720, 9987, 13080, 13316, 16645, 19974, 26160, 26632, 33290, 39948, 49935, 53264, 66580, 79896, 99870, 133160, 159792, 199740, 266320, 362861, 399480, 725722, 798960, 1088583, 1451444, 1814305, 2177166, 2902888, 3628610, 4354332, 5442915, 5805776, 7257220, 8708664, 10885830, 14514440, 17417328, 21771660, 29028880, 43543320, 87086640]

約数ペア:

[(1, 87086640), (2, 43543320), (3, 29028880), (4, 21771660), (5, 17417328), (6, 14514440), (8, 10885830), (10, 8708664), (12, 7257220), (15, 5805776), (16, 5442915), (20, 4354332), (24, 3628610), (30, 2902888), (40, 2177166), (48, 1814305), (60, 1451444), (80, 1088583), (109, 798960), (120, 725722), (218, 399480), (240, 362861), (327, 266320), (436, 199740), (545, 159792), (654, 133160), (872, 99870), (1090, 79896), (1308, 66580), (1635, 53264), (1744, 49935), (2180, 39948), (2616, 33290), (3270, 26632), (3329, 26160), (4360, 19974), (5232, 16645), (6540, 13316), (6658, 13080), (8720, 9987)]