64745240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{2927}}^1$

素因数の和:3024

約数の個数: 64

約数和(自身を含む): 168652800

約数和(自身を除く): 103907560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 79, 140, 158, 280, 316, 395, 553, 632, 790, 1106, 1580, 2212, 2765, 2927, 3160, 4424, 5530, 5854, 11060, 11708, 14635, 20489, 22120, 23416, 29270, 40978, 58540, 81956, 102445, 117080, 163912, 204890, 231233, 409780, 462466, 819560, 924932, 1156165, 1618631, 1849864, 2312330, 3237262, 4624660, 6474524, 8093155, 9249320, 12949048, 16186310, 32372620, 64745240]

約数ペア:

[(1, 64745240), (2, 32372620), (4, 16186310), (5, 12949048), (7, 9249320), (8, 8093155), (10, 6474524), (14, 4624660), (20, 3237262), (28, 2312330), (35, 1849864), (40, 1618631), (56, 1156165), (70, 924932), (79, 819560), (140, 462466), (158, 409780), (280, 231233), (316, 204890), (395, 163912), (553, 117080), (632, 102445), (790, 81956), (1106, 58540), (1580, 40978), (2212, 29270), (2765, 23416), (2927, 22120), (3160, 20489), (4424, 14635), (5530, 11708), (5854, 11060)]