181508730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{465407}}^1$

素因数の和:465430

約数の個数: 32

約数和(自身を含む): 469131264

約数和(自身を除く): 287622534

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 465407, 930814, 1396221, 2327035, 2792442, 4654070, 6050291, 6981105, 12100582, 13962210, 18150873, 30251455, 36301746, 60502910, 90754365, 181508730]

約数ペア:

[(1, 181508730), (2, 90754365), (3, 60502910), (5, 36301746), (6, 30251455), (10, 18150873), (13, 13962210), (15, 12100582), (26, 6981105), (30, 6050291), (39, 4654070), (65, 2792442), (78, 2327035), (130, 1396221), (195, 930814), (390, 465407)]