257605110

素因数分解:

$2^1\times 3^4\times 5^1\times 7^1\times {\mathrm{45433}}^1$

素因数の和:45459

約数の個数: 80

約数和(自身を含む): 791642016

約数和(自身を除く): 534036906

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 81, 90, 105, 126, 135, 162, 189, 210, 270, 315, 378, 405, 567, 630, 810, 945, 1134, 1890, 2835, 5670, 45433, 90866, 136299, 227165, 272598, 318031, 408897, 454330, 636062, 681495, 817794, 954093, 1226691, 1362990, 1590155, 1908186, 2044485, 2453382, 2862279, 3180310, 3680073, 4088970, 4770465, 5724558, 6133455, 7360146, 8586837, 9540930, 12266910, 14311395, 17173674, 18400365, 25760511, 28622790, 36800730, 42934185, 51521022, 85868370, 128802555, 257605110]

約数ペア:

[(1, 257605110), (2, 128802555), (3, 85868370), (5, 51521022), (6, 42934185), (7, 36800730), (9, 28622790), (10, 25760511), (14, 18400365), (15, 17173674), (18, 14311395), (21, 12266910), (27, 9540930), (30, 8586837), (35, 7360146), (42, 6133455), (45, 5724558), (54, 4770465), (63, 4088970), (70, 3680073), (81, 3180310), (90, 2862279), (105, 2453382), (126, 2044485), (135, 1908186), (162, 1590155), (189, 1362990), (210, 1226691), (270, 954093), (315, 817794), (378, 681495), (405, 636062), (567, 454330), (630, 408897), (810, 318031), (945, 272598), (1134, 227165), (1890, 136299), (2835, 90866), (5670, 45433)]