64714440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{77041}}^1$

素因数の和:77062

約数の個数: 64

約数和(自身を含む): 221880960

約数和(自身を除く): 157166520

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, 168, 210, 280, 420, 840, 77041, 154082, 231123, 308164, 385205, 462246, 539287, 616328, 770410, 924492, 1078574, 1155615, 1540820, 1617861, 1848984, 2157148, 2311230, 2696435, 3081640, 3235722, 4314296, 4622460, 5392870, 6471444, 8089305, 9244920, 10785740, 12942888, 16178610, 21571480, 32357220, 64714440]

約数ペア:

[(1, 64714440), (2, 32357220), (3, 21571480), (4, 16178610), (5, 12942888), (6, 10785740), (7, 9244920), (8, 8089305), (10, 6471444), (12, 5392870), (14, 4622460), (15, 4314296), (20, 3235722), (21, 3081640), (24, 2696435), (28, 2311230), (30, 2157148), (35, 1848984), (40, 1617861), (42, 1540820), (56, 1155615), (60, 1078574), (70, 924492), (84, 770410), (105, 616328), (120, 539287), (140, 462246), (168, 385205), (210, 308164), (280, 231123), (420, 154082), (840, 77041)]