251015820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{380327}}^1$

素因数の和:380350

約数の個数: 48

約数和(自身を含む): 766741248

約数和(自身を除く): 515725428

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 380327, 760654, 1140981, 1521308, 1901635, 2281962, 3803270, 4183597, 4563924, 5704905, 7606540, 8367194, 11409810, 12550791, 16734388, 20917985, 22819620, 25101582, 41835970, 50203164, 62753955, 83671940, 125507910, 251015820]

約数ペア:

[(1, 251015820), (2, 125507910), (3, 83671940), (4, 62753955), (5, 50203164), (6, 41835970), (10, 25101582), (11, 22819620), (12, 20917985), (15, 16734388), (20, 12550791), (22, 11409810), (30, 8367194), (33, 7606540), (44, 5704905), (55, 4563924), (60, 4183597), (66, 3803270), (110, 2281962), (132, 1901635), (165, 1521308), (220, 1140981), (330, 760654), (660, 380327)]