218435640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{8627}}^1$

素因数の和:8852

約数の個数: 64

約数和(自身を含む): 658488960

約数和(自身を除く): 440053320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 211, 422, 633, 844, 1055, 1266, 1688, 2110, 2532, 3165, 4220, 5064, 6330, 8440, 8627, 12660, 17254, 25320, 25881, 34508, 43135, 51762, 69016, 86270, 103524, 129405, 172540, 207048, 258810, 345080, 517620, 1035240, 1820297, 3640594, 5460891, 7281188, 9101485, 10921782, 14562376, 18202970, 21843564, 27304455, 36405940, 43687128, 54608910, 72811880, 109217820, 218435640]

約数ペア:

[(1, 218435640), (2, 109217820), (3, 72811880), (4, 54608910), (5, 43687128), (6, 36405940), (8, 27304455), (10, 21843564), (12, 18202970), (15, 14562376), (20, 10921782), (24, 9101485), (30, 7281188), (40, 5460891), (60, 3640594), (120, 1820297), (211, 1035240), (422, 517620), (633, 345080), (844, 258810), (1055, 207048), (1266, 172540), (1688, 129405), (2110, 103524), (2532, 86270), (3165, 69016), (4220, 51762), (5064, 43135), (6330, 34508), (8440, 25881), (8627, 25320), (12660, 17254)]