212565720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{11731}}^1$

素因数の和:11896

約数の個数: 64

約数和(自身を含む): 641975040

約数和(自身を除く): 429409320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 151, 302, 453, 604, 755, 906, 1208, 1510, 1812, 2265, 3020, 3624, 4530, 6040, 9060, 11731, 18120, 23462, 35193, 46924, 58655, 70386, 93848, 117310, 140772, 175965, 234620, 281544, 351930, 469240, 703860, 1407720, 1771381, 3542762, 5314143, 7085524, 8856905, 10628286, 14171048, 17713810, 21256572, 26570715, 35427620, 42513144, 53141430, 70855240, 106282860, 212565720]

約数ペア:

[(1, 212565720), (2, 106282860), (3, 70855240), (4, 53141430), (5, 42513144), (6, 35427620), (8, 26570715), (10, 21256572), (12, 17713810), (15, 14171048), (20, 10628286), (24, 8856905), (30, 7085524), (40, 5314143), (60, 3542762), (120, 1771381), (151, 1407720), (302, 703860), (453, 469240), (604, 351930), (755, 281544), (906, 234620), (1208, 175965), (1510, 140772), (1812, 117310), (2265, 93848), (3020, 70386), (3624, 58655), (4530, 46924), (6040, 35193), (9060, 23462), (11731, 18120)]