221575020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{13627}}^1$

素因数の和:13910

約数の個数: 48

約数和(自身を含む): 622745088

約数和(自身を除く): 401170068

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 271, 542, 813, 1084, 1355, 1626, 2710, 3252, 4065, 5420, 8130, 13627, 16260, 27254, 40881, 54508, 68135, 81762, 136270, 163524, 204405, 272540, 408810, 817620, 3692917, 7385834, 11078751, 14771668, 18464585, 22157502, 36929170, 44315004, 55393755, 73858340, 110787510, 221575020]

約数ペア:

[(1, 221575020), (2, 110787510), (3, 73858340), (4, 55393755), (5, 44315004), (6, 36929170), (10, 22157502), (12, 18464585), (15, 14771668), (20, 11078751), (30, 7385834), (60, 3692917), (271, 817620), (542, 408810), (813, 272540), (1084, 204405), (1355, 163524), (1626, 136270), (2710, 81762), (3252, 68135), (4065, 54508), (5420, 40881), (8130, 27254), (13627, 16260)]