67928580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1579}}^1$

素因数の和:1833

約数の個数: 72

約数和(自身を含む): 207043200

約数和(自身を除く): 139114620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 239, 478, 717, 956, 1195, 1434, 1579, 2151, 2390, 2868, 3158, 3585, 4302, 4737, 4780, 6316, 7170, 7895, 8604, 9474, 10755, 14211, 14340, 15790, 18948, 21510, 23685, 28422, 31580, 43020, 47370, 56844, 71055, 94740, 142110, 284220, 377381, 754762, 1132143, 1509524, 1886905, 2264286, 3396429, 3773810, 4528572, 5660715, 6792858, 7547620, 11321430, 13585716, 16982145, 22642860, 33964290, 67928580]

約数ペア:

[(1, 67928580), (2, 33964290), (3, 22642860), (4, 16982145), (5, 13585716), (6, 11321430), (9, 7547620), (10, 6792858), (12, 5660715), (15, 4528572), (18, 3773810), (20, 3396429), (30, 2264286), (36, 1886905), (45, 1509524), (60, 1132143), (90, 754762), (180, 377381), (239, 284220), (478, 142110), (717, 94740), (956, 71055), (1195, 56844), (1434, 47370), (1579, 43020), (2151, 31580), (2390, 28422), (2868, 23685), (3158, 21510), (3585, 18948), (4302, 15790), (4737, 14340), (4780, 14211), (6316, 10755), (7170, 9474), (7895, 8604)]