157467380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{160681}}^1$

素因数の和:160704

約数の個数: 36

約数和(自身を含む): 384672708

約数和(自身を除く): 227205328

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 160681, 321362, 642724, 803405, 1124767, 1606810, 2249534, 3213620, 4499068, 5623835, 7873369, 11247670, 15746738, 22495340, 31493476, 39366845, 78733690, 157467380]

約数ペア:

[(1, 157467380), (2, 78733690), (4, 39366845), (5, 31493476), (7, 22495340), (10, 15746738), (14, 11247670), (20, 7873369), (28, 5623835), (35, 4499068), (49, 3213620), (70, 2249534), (98, 1606810), (140, 1124767), (196, 803405), (245, 642724), (490, 321362), (980, 160681)]