78907740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{859}}^1\times {\mathrm{1531}}^1$

素因数の和:2402

約数の個数: 48

約数和(自身を含む): 221343360

約数和(自身を除く): 142435620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 859, 1531, 1718, 2577, 3062, 3436, 4295, 4593, 5154, 6124, 7655, 8590, 9186, 10308, 12885, 15310, 17180, 18372, 22965, 25770, 30620, 45930, 51540, 91860, 1315129, 2630258, 3945387, 5260516, 6575645, 7890774, 13151290, 15781548, 19726935, 26302580, 39453870, 78907740]

約数ペア:

[(1, 78907740), (2, 39453870), (3, 26302580), (4, 19726935), (5, 15781548), (6, 13151290), (10, 7890774), (12, 6575645), (15, 5260516), (20, 3945387), (30, 2630258), (60, 1315129), (859, 91860), (1531, 51540), (1718, 45930), (2577, 30620), (3062, 25770), (3436, 22965), (4295, 18372), (4593, 17180), (5154, 15310), (6124, 12885), (7655, 10308), (8590, 9186)]