256648848

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{130411}}^1$

素因数の和:130463

約数の個数: 40

約数和(自身を含む): 679185696

約数和(自身を除く): 422536848

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 82, 123, 164, 246, 328, 492, 656, 984, 1968, 130411, 260822, 391233, 521644, 782466, 1043288, 1564932, 2086576, 3129864, 5346851, 6259728, 10693702, 16040553, 21387404, 32081106, 42774808, 64162212, 85549616, 128324424, 256648848]

約数ペア:

[(1, 256648848), (2, 128324424), (3, 85549616), (4, 64162212), (6, 42774808), (8, 32081106), (12, 21387404), (16, 16040553), (24, 10693702), (41, 6259728), (48, 5346851), (82, 3129864), (123, 2086576), (164, 1564932), (246, 1043288), (328, 782466), (492, 521644), (656, 391233), (984, 260822), (1968, 130411)]