256455696

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{763261}}^1$

素因数の和:763279

約数の個数: 40

約数和(自身を含む): 757155904

約数和(自身を除く): 500700208

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 763261, 1526522, 2289783, 3053044, 4579566, 5342827, 6106088, 9159132, 10685654, 12212176, 16028481, 18318264, 21371308, 32056962, 36636528, 42742616, 64113924, 85485232, 128227848, 256455696]

約数ペア:

[(1, 256455696), (2, 128227848), (3, 85485232), (4, 64113924), (6, 42742616), (7, 36636528), (8, 32056962), (12, 21371308), (14, 18318264), (16, 16028481), (21, 12212176), (24, 10685654), (28, 9159132), (42, 6106088), (48, 5342827), (56, 4579566), (84, 3053044), (112, 2289783), (168, 1526522), (336, 763261)]