291270480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1213627}}^1$

素因数の和:1213643

約数の個数: 40

約数和(自身を含む): 902939232

約数和(自身を除く): 611668752

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1213627, 2427254, 3640881, 4854508, 6068135, 7281762, 9709016, 12136270, 14563524, 18204405, 19418032, 24272540, 29127048, 36408810, 48545080, 58254096, 72817620, 97090160, 145635240, 291270480]

約数ペア:

[(1, 291270480), (2, 145635240), (3, 97090160), (4, 72817620), (5, 58254096), (6, 48545080), (8, 36408810), (10, 29127048), (12, 24272540), (15, 19418032), (16, 18204405), (20, 14563524), (24, 12136270), (30, 9709016), (40, 7281762), (48, 6068135), (60, 4854508), (80, 3640881), (120, 2427254), (240, 1213627)]