220728176

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{151}}^1\times {\mathrm{887}}^1$

素因数の和:1149

約数の個数: 40

約数和(自身を含む): 435162624

約数和(自身を除く): 214434448

約数列:

[1, 2, 4, 8, 16, 103, 151, 206, 302, 412, 604, 824, 887, 1208, 1648, 1774, 2416, 3548, 7096, 14192, 15553, 31106, 62212, 91361, 124424, 133937, 182722, 248848, 267874, 365444, 535748, 730888, 1071496, 1461776, 2142992, 13795511, 27591022, 55182044, 110364088, 220728176]

約数ペア:

[(1, 220728176), (2, 110364088), (4, 55182044), (8, 27591022), (16, 13795511), (103, 2142992), (151, 1461776), (206, 1071496), (302, 730888), (412, 535748), (604, 365444), (824, 267874), (887, 248848), (1208, 182722), (1648, 133937), (1774, 124424), (2416, 91361), (3548, 62212), (7096, 31106), (14192, 15553)]