668816232

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{25357}}^1$

素因数の和:25530

約数の個数: 64

約数和(自身を含む): 1923150720

約数和(自身を除く): 1254334488

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 157, 168, 314, 471, 628, 942, 1099, 1256, 1884, 2198, 3297, 3768, 4396, 6594, 8792, 13188, 25357, 26376, 50714, 76071, 101428, 152142, 177499, 202856, 304284, 354998, 532497, 608568, 709996, 1064994, 1419992, 2129988, 3981049, 4259976, 7962098, 11943147, 15924196, 23886294, 27867343, 31848392, 47772588, 55734686, 83602029, 95545176, 111469372, 167204058, 222938744, 334408116, 668816232]

約数ペア:

[(1, 668816232), (2, 334408116), (3, 222938744), (4, 167204058), (6, 111469372), (7, 95545176), (8, 83602029), (12, 55734686), (14, 47772588), (21, 31848392), (24, 27867343), (28, 23886294), (42, 15924196), (56, 11943147), (84, 7962098), (157, 4259976), (168, 3981049), (314, 2129988), (471, 1419992), (628, 1064994), (942, 709996), (1099, 608568), (1256, 532497), (1884, 354998), (2198, 304284), (3297, 202856), (3768, 177499), (4396, 152142), (6594, 101428), (8792, 76071), (13188, 50714), (25357, 26376)]