215712240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{193}}^1\times {\mathrm{4657}}^1$

素因数の和:4866

約数の個数: 80

約数和(自身を含む): 672317088

約数和(自身を除く): 456604848

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 193, 240, 386, 579, 772, 965, 1158, 1544, 1930, 2316, 2895, 3088, 3860, 4632, 4657, 5790, 7720, 9264, 9314, 11580, 13971, 15440, 18628, 23160, 23285, 27942, 37256, 46320, 46570, 55884, 69855, 74512, 93140, 111768, 139710, 186280, 223536, 279420, 372560, 558840, 898801, 1117680, 1797602, 2696403, 3595204, 4494005, 5392806, 7190408, 8988010, 10785612, 13482015, 14380816, 17976020, 21571224, 26964030, 35952040, 43142448, 53928060, 71904080, 107856120, 215712240]

約数ペア:

[(1, 215712240), (2, 107856120), (3, 71904080), (4, 53928060), (5, 43142448), (6, 35952040), (8, 26964030), (10, 21571224), (12, 17976020), (15, 14380816), (16, 13482015), (20, 10785612), (24, 8988010), (30, 7190408), (40, 5392806), (48, 4494005), (60, 3595204), (80, 2696403), (120, 1797602), (193, 1117680), (240, 898801), (386, 558840), (579, 372560), (772, 279420), (965, 223536), (1158, 186280), (1544, 139710), (1930, 111768), (2316, 93140), (2895, 74512), (3088, 69855), (3860, 55884), (4632, 46570), (4657, 46320), (5790, 37256), (7720, 27942), (9264, 23285), (9314, 23160), (11580, 18628), (13971, 15440)]