256342856

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^2\times {\mathrm{37831}}^1$

素因数の和:37866

約数の個数: 48

約数和(自身を含む): 603798720

約数和(自身を除く): 347455864

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 121, 154, 242, 308, 484, 616, 847, 968, 1694, 3388, 6776, 37831, 75662, 151324, 264817, 302648, 416141, 529634, 832282, 1059268, 1664564, 2118536, 2912987, 3329128, 4577551, 5825974, 9155102, 11651948, 18310204, 23303896, 32042857, 36620408, 64085714, 128171428, 256342856]

約数ペア:

[(1, 256342856), (2, 128171428), (4, 64085714), (7, 36620408), (8, 32042857), (11, 23303896), (14, 18310204), (22, 11651948), (28, 9155102), (44, 5825974), (56, 4577551), (77, 3329128), (88, 2912987), (121, 2118536), (154, 1664564), (242, 1059268), (308, 832282), (484, 529634), (616, 416141), (847, 302648), (968, 264817), (1694, 151324), (3388, 75662), (6776, 37831)]