220541680

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^2\times {\mathrm{9539}}^1$

素因数の和:9586

約数の個数: 60

約数和(自身を含む): 544753080

約数和(自身を除く): 324211400

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 289, 340, 578, 680, 1156, 1360, 1445, 2312, 2890, 4624, 5780, 9539, 11560, 19078, 23120, 38156, 47695, 76312, 95390, 152624, 162163, 190780, 324326, 381560, 648652, 763120, 810815, 1297304, 1621630, 2594608, 2756771, 3243260, 5513542, 6486520, 11027084, 12973040, 13783855, 22054168, 27567710, 44108336, 55135420, 110270840, 220541680]

約数ペア:

[(1, 220541680), (2, 110270840), (4, 55135420), (5, 44108336), (8, 27567710), (10, 22054168), (16, 13783855), (17, 12973040), (20, 11027084), (34, 6486520), (40, 5513542), (68, 3243260), (80, 2756771), (85, 2594608), (136, 1621630), (170, 1297304), (272, 810815), (289, 763120), (340, 648652), (578, 381560), (680, 324326), (1156, 190780), (1360, 162163), (1445, 152624), (2312, 95390), (2890, 76312), (4624, 47695), (5780, 38156), (9539, 23120), (11560, 19078)]