51251880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{487}}^1\times {\mathrm{877}}^1$

素因数の和:1378

約数の個数: 64

約数和(自身を含む): 154247040

約数和(自身を除く): 102995160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 487, 877, 974, 1461, 1754, 1948, 2435, 2631, 2922, 3508, 3896, 4385, 4870, 5262, 5844, 7016, 7305, 8770, 9740, 10524, 11688, 13155, 14610, 17540, 19480, 21048, 26310, 29220, 35080, 52620, 58440, 105240, 427099, 854198, 1281297, 1708396, 2135495, 2562594, 3416792, 4270990, 5125188, 6406485, 8541980, 10250376, 12812970, 17083960, 25625940, 51251880]

約数ペア:

[(1, 51251880), (2, 25625940), (3, 17083960), (4, 12812970), (5, 10250376), (6, 8541980), (8, 6406485), (10, 5125188), (12, 4270990), (15, 3416792), (20, 2562594), (24, 2135495), (30, 1708396), (40, 1281297), (60, 854198), (120, 427099), (487, 105240), (877, 58440), (974, 52620), (1461, 35080), (1754, 29220), (1948, 26310), (2435, 21048), (2631, 19480), (2922, 17540), (3508, 14610), (3896, 13155), (4385, 11688), (4870, 10524), (5262, 9740), (5844, 8770), (7016, 7305)]