163728656

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{809}}^1$

素因数の和:976

約数の個数: 80

約数和(自身を含む): 393724800

約数和(自身を除く): 229996144

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 139, 182, 208, 278, 364, 556, 728, 809, 973, 1112, 1456, 1618, 1807, 1946, 2224, 3236, 3614, 3892, 5663, 6472, 7228, 7784, 10517, 11326, 12649, 12944, 14456, 15568, 21034, 22652, 25298, 28912, 42068, 45304, 50596, 73619, 84136, 90608, 101192, 112451, 147238, 168272, 202384, 224902, 294476, 449804, 588952, 787157, 899608, 1177904, 1461863, 1574314, 1799216, 2923726, 3148628, 5847452, 6297256, 10233041, 11694904, 12594512, 20466082, 23389808, 40932164, 81864328, 163728656]

約数ペア:

[(1, 163728656), (2, 81864328), (4, 40932164), (7, 23389808), (8, 20466082), (13, 12594512), (14, 11694904), (16, 10233041), (26, 6297256), (28, 5847452), (52, 3148628), (56, 2923726), (91, 1799216), (104, 1574314), (112, 1461863), (139, 1177904), (182, 899608), (208, 787157), (278, 588952), (364, 449804), (556, 294476), (728, 224902), (809, 202384), (973, 168272), (1112, 147238), (1456, 112451), (1618, 101192), (1807, 90608), (1946, 84136), (2224, 73619), (3236, 50596), (3614, 45304), (3892, 42068), (5663, 28912), (6472, 25298), (7228, 22652), (7784, 21034), (10517, 15568), (11326, 14456), (12649, 12944)]