154498820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47981}}^1$

素因数の和:48020

約数の個数: 48

約数和(自身を含む): 386926848

約数和(自身を除く): 232428028

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 47981, 95962, 191924, 239905, 335867, 479810, 671734, 959620, 1103563, 1343468, 1679335, 2207126, 3358670, 4414252, 5517815, 6717340, 7724941, 11035630, 15449882, 22071260, 30899764, 38624705, 77249410, 154498820]

約数ペア:

[(1, 154498820), (2, 77249410), (4, 38624705), (5, 30899764), (7, 22071260), (10, 15449882), (14, 11035630), (20, 7724941), (23, 6717340), (28, 5517815), (35, 4414252), (46, 3358670), (70, 2207126), (92, 1679335), (115, 1343468), (140, 1103563), (161, 959620), (230, 671734), (322, 479810), (460, 335867), (644, 239905), (805, 191924), (1610, 95962), (3220, 47981)]