256354440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2136287}}^1$

素因数の和:2136301

約数の個数: 32

約数和(自身を含む): 769063680

約数和(自身を除く): 512709240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2136287, 4272574, 6408861, 8545148, 10681435, 12817722, 17090296, 21362870, 25635444, 32044305, 42725740, 51270888, 64088610, 85451480, 128177220, 256354440]

約数ペア:

[(1, 256354440), (2, 128177220), (3, 85451480), (4, 64088610), (5, 51270888), (6, 42725740), (8, 32044305), (10, 25635444), (12, 21362870), (15, 17090296), (20, 12817722), (24, 10681435), (30, 8545148), (40, 6408861), (60, 4272574), (120, 2136287)]