261135480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2176129}}^1$

素因数の和:2176143

約数の個数: 32

約数和(自身を含む): 783406800

約数和(自身を除く): 522271320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2176129, 4352258, 6528387, 8704516, 10880645, 13056774, 17409032, 21761290, 26113548, 32641935, 43522580, 52227096, 65283870, 87045160, 130567740, 261135480]

約数ペア:

[(1, 261135480), (2, 130567740), (3, 87045160), (4, 65283870), (5, 52227096), (6, 43522580), (8, 32641935), (10, 26113548), (12, 21761290), (15, 17409032), (20, 13056774), (24, 10880645), (30, 8704516), (40, 6528387), (60, 4352258), (120, 2176129)]