256321656

素因数分解:

$2^3\times 3^2\times {\mathrm{3560023}}^1$

素因数の和:3560035

約数の個数: 24

約数和(自身を含む): 694204680

約数和(自身を除く): 437883024

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 3560023, 7120046, 10680069, 14240092, 21360138, 28480184, 32040207, 42720276, 64080414, 85440552, 128160828, 256321656]

約数ペア:

[(1, 256321656), (2, 128160828), (3, 85440552), (4, 64080414), (6, 42720276), (8, 32040207), (9, 28480184), (12, 21360138), (18, 14240092), (24, 10680069), (36, 7120046), (72, 3560023)]