204717720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{457}}^1\times {\mathrm{3733}}^1$

素因数の和:4204

約数の個数: 64

約数和(自身を含む): 615661920

約数和(自身を除く): 410944200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 457, 914, 1371, 1828, 2285, 2742, 3656, 3733, 4570, 5484, 6855, 7466, 9140, 10968, 11199, 13710, 14932, 18280, 18665, 22398, 27420, 29864, 37330, 44796, 54840, 55995, 74660, 89592, 111990, 149320, 223980, 447960, 1705981, 3411962, 5117943, 6823924, 8529905, 10235886, 13647848, 17059810, 20471772, 25589715, 34119620, 40943544, 51179430, 68239240, 102358860, 204717720]

約数ペア:

[(1, 204717720), (2, 102358860), (3, 68239240), (4, 51179430), (5, 40943544), (6, 34119620), (8, 25589715), (10, 20471772), (12, 17059810), (15, 13647848), (20, 10235886), (24, 8529905), (30, 6823924), (40, 5117943), (60, 3411962), (120, 1705981), (457, 447960), (914, 223980), (1371, 149320), (1828, 111990), (2285, 89592), (2742, 74660), (3656, 55995), (3733, 54840), (4570, 44796), (5484, 37330), (6855, 29864), (7466, 27420), (9140, 22398), (10968, 18665), (11199, 18280), (13710, 14932)]