218506920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1820891}}^1$

素因数の和:1820905

約数の個数: 32

約数和(自身を含む): 655521120

約数和(自身を除く): 437014200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1820891, 3641782, 5462673, 7283564, 9104455, 10925346, 14567128, 18208910, 21850692, 27313365, 36417820, 43701384, 54626730, 72835640, 109253460, 218506920]

約数ペア:

[(1, 218506920), (2, 109253460), (3, 72835640), (4, 54626730), (5, 43701384), (6, 36417820), (8, 27313365), (10, 21850692), (12, 18208910), (15, 14567128), (20, 10925346), (24, 9104455), (30, 7283564), (40, 5462673), (60, 3641782), (120, 1820891)]