81615480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{680129}}^1$

素因数の和:680143

約数の個数: 32

約数和(自身を含む): 244846800

約数和(自身を除く): 163231320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 680129, 1360258, 2040387, 2720516, 3400645, 4080774, 5441032, 6801290, 8161548, 10201935, 13602580, 16323096, 20403870, 27205160, 40807740, 81615480]

約数ペア:

[(1, 81615480), (2, 40807740), (3, 27205160), (4, 20403870), (5, 16323096), (6, 13602580), (8, 10201935), (10, 8161548), (12, 6801290), (15, 5441032), (20, 4080774), (24, 3400645), (30, 2720516), (40, 2040387), (60, 1360258), (120, 680129)]