220155908

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{3319}}^1$

素因数の和:3456

約数の個数: 48

約数和(自身を含む): 464056320

約数和(自身を除く): 243900412

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 103, 161, 206, 322, 412, 644, 721, 1442, 2369, 2884, 3319, 4738, 6638, 9476, 13276, 16583, 23233, 33166, 46466, 66332, 76337, 92932, 152674, 305348, 341857, 534359, 683714, 1068718, 1367428, 2137436, 2392999, 4785998, 7862711, 9571996, 15725422, 31450844, 55038977, 110077954, 220155908]

約数ペア:

[(1, 220155908), (2, 110077954), (4, 55038977), (7, 31450844), (14, 15725422), (23, 9571996), (28, 7862711), (46, 4785998), (92, 2392999), (103, 2137436), (161, 1367428), (206, 1068718), (322, 683714), (412, 534359), (644, 341857), (721, 305348), (1442, 152674), (2369, 92932), (2884, 76337), (3319, 66332), (4738, 46466), (6638, 33166), (9476, 23233), (13276, 16583)]