258466040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{761}}^1\times {\mathrm{1213}}^1$

素因数の和:1992

約数の個数: 64

約数和(自身を含む): 666048960

約数和(自身を除く): 407582920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 761, 1213, 1522, 2426, 3044, 3805, 4852, 5327, 6065, 6088, 7610, 8491, 9704, 10654, 12130, 15220, 16982, 21308, 24260, 26635, 30440, 33964, 42455, 42616, 48520, 53270, 67928, 84910, 106540, 169820, 213080, 339640, 923093, 1846186, 3692372, 4615465, 6461651, 7384744, 9230930, 12923302, 18461860, 25846604, 32308255, 36923720, 51693208, 64616510, 129233020, 258466040]

約数ペア:

[(1, 258466040), (2, 129233020), (4, 64616510), (5, 51693208), (7, 36923720), (8, 32308255), (10, 25846604), (14, 18461860), (20, 12923302), (28, 9230930), (35, 7384744), (40, 6461651), (56, 4615465), (70, 3692372), (140, 1846186), (280, 923093), (761, 339640), (1213, 213080), (1522, 169820), (2426, 106540), (3044, 84910), (3805, 67928), (4852, 53270), (5327, 48520), (6065, 42616), (6088, 42455), (7610, 33964), (8491, 30440), (9704, 26635), (10654, 24260), (12130, 21308), (15220, 16982)]