18565080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2179}}^1$

素因数の和:2264

約数の個数: 64

約数和(自身を含む): 56505600

約数和(自身を除く): 37940520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 284, 355, 426, 568, 710, 852, 1065, 1420, 1704, 2130, 2179, 2840, 4260, 4358, 6537, 8520, 8716, 10895, 13074, 17432, 21790, 26148, 32685, 43580, 52296, 65370, 87160, 130740, 154709, 261480, 309418, 464127, 618836, 773545, 928254, 1237672, 1547090, 1856508, 2320635, 3094180, 3713016, 4641270, 6188360, 9282540, 18565080]

約数ペア:

[(1, 18565080), (2, 9282540), (3, 6188360), (4, 4641270), (5, 3713016), (6, 3094180), (8, 2320635), (10, 1856508), (12, 1547090), (15, 1237672), (20, 928254), (24, 773545), (30, 618836), (40, 464127), (60, 309418), (71, 261480), (120, 154709), (142, 130740), (213, 87160), (284, 65370), (355, 52296), (426, 43580), (568, 32685), (710, 26148), (852, 21790), (1065, 17432), (1420, 13074), (1704, 10895), (2130, 8716), (2179, 8520), (2840, 6537), (4260, 4358)]