28666920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{4049}}^1$

素因数の和:4122

約数の個数: 64

約数和(自身を含む): 87480000

約数和(自身を除く): 58813080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 59, 60, 118, 120, 177, 236, 295, 354, 472, 590, 708, 885, 1180, 1416, 1770, 2360, 3540, 4049, 7080, 8098, 12147, 16196, 20245, 24294, 32392, 40490, 48588, 60735, 80980, 97176, 121470, 161960, 238891, 242940, 477782, 485880, 716673, 955564, 1194455, 1433346, 1911128, 2388910, 2866692, 3583365, 4777820, 5733384, 7166730, 9555640, 14333460, 28666920]

約数ペア:

[(1, 28666920), (2, 14333460), (3, 9555640), (4, 7166730), (5, 5733384), (6, 4777820), (8, 3583365), (10, 2866692), (12, 2388910), (15, 1911128), (20, 1433346), (24, 1194455), (30, 955564), (40, 716673), (59, 485880), (60, 477782), (118, 242940), (120, 238891), (177, 161960), (236, 121470), (295, 97176), (354, 80980), (472, 60735), (590, 48588), (708, 40490), (885, 32392), (1180, 24294), (1416, 20245), (1770, 16196), (2360, 12147), (3540, 8098), (4049, 7080)]