256366020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{4272767}}^1$

素因数の和:4272779

約数の個数: 24

約数和(自身を含む): 717825024

約数和(自身を除く): 461459004

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 4272767, 8545534, 12818301, 17091068, 21363835, 25636602, 42727670, 51273204, 64091505, 85455340, 128183010, 256366020]

約数ペア:

[(1, 256366020), (2, 128183010), (3, 85455340), (4, 64091505), (5, 51273204), (6, 42727670), (10, 25636602), (12, 21363835), (15, 17091068), (20, 12818301), (30, 8545534), (60, 4272767)]