256221570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{776429}}^1$

素因数の和:776450

約数の個数: 32

約数和(自身を含む): 670835520

約数和(自身を除く): 414613950

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 330, 776429, 1552858, 2329287, 3882145, 4658574, 7764290, 8540719, 11646435, 17081438, 23292870, 25622157, 42703595, 51244314, 85407190, 128110785, 256221570]

約数ペア:

[(1, 256221570), (2, 128110785), (3, 85407190), (5, 51244314), (6, 42703595), (10, 25622157), (11, 23292870), (15, 17081438), (22, 11646435), (30, 8540719), (33, 7764290), (55, 4658574), (66, 3882145), (110, 2329287), (165, 1552858), (330, 776429)]