256156668

素因数分解:

$2^2\times 3^4\times {\mathrm{790607}}^1$

素因数の和:790623

約数の個数: 30

約数和(自身を含む): 669644976

約数和(自身を除く): 413488308

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 790607, 1581214, 2371821, 3162428, 4743642, 7115463, 9487284, 14230926, 21346389, 28461852, 42692778, 64039167, 85385556, 128078334, 256156668]

約数ペア:

[(1, 256156668), (2, 128078334), (3, 85385556), (4, 64039167), (6, 42692778), (9, 28461852), (12, 21346389), (18, 14230926), (27, 9487284), (36, 7115463), (54, 4743642), (81, 3162428), (108, 2371821), (162, 1581214), (324, 790607)]