646749168

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{3853}}^1$

素因数の和:4146

約数の個数: 80

約数和(自身を含む): 1806446880

約数和(自身を除く): 1159697712

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 269, 312, 538, 624, 807, 1076, 1614, 2152, 3228, 3497, 3853, 4304, 6456, 6994, 7706, 10491, 11559, 12912, 13988, 15412, 20982, 23118, 27976, 30824, 41964, 46236, 50089, 55952, 61648, 83928, 92472, 100178, 150267, 167856, 184944, 200356, 300534, 400712, 601068, 801424, 1036457, 1202136, 2072914, 2404272, 3109371, 4145828, 6218742, 8291656, 12437484, 13473941, 16583312, 24874968, 26947882, 40421823, 49749936, 53895764, 80843646, 107791528, 161687292, 215583056, 323374584, 646749168]

約数ペア:

[(1, 646749168), (2, 323374584), (3, 215583056), (4, 161687292), (6, 107791528), (8, 80843646), (12, 53895764), (13, 49749936), (16, 40421823), (24, 26947882), (26, 24874968), (39, 16583312), (48, 13473941), (52, 12437484), (78, 8291656), (104, 6218742), (156, 4145828), (208, 3109371), (269, 2404272), (312, 2072914), (538, 1202136), (624, 1036457), (807, 801424), (1076, 601068), (1614, 400712), (2152, 300534), (3228, 200356), (3497, 184944), (3853, 167856), (4304, 150267), (6456, 100178), (6994, 92472), (7706, 83928), (10491, 61648), (11559, 55952), (12912, 50089), (13988, 46236), (15412, 41964), (20982, 30824), (23118, 27976)]