220652792

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{263}}^1$

素因数の和:516

約数の個数: 64

約数和(自身を含む): 456192000

約数和(自身を除く): 235539208

約数列:

[1, 2, 4, 8, 17, 31, 34, 62, 68, 124, 136, 199, 248, 263, 398, 526, 527, 796, 1052, 1054, 1592, 2104, 2108, 3383, 4216, 4471, 6169, 6766, 8153, 8942, 12338, 13532, 16306, 17884, 24676, 27064, 32612, 35768, 49352, 52337, 65224, 104674, 104873, 138601, 209348, 209746, 277202, 418696, 419492, 554404, 838984, 889729, 1108808, 1622447, 1779458, 3244894, 3558916, 6489788, 7117832, 12979576, 27581599, 55163198, 110326396, 220652792]

約数ペア:

[(1, 220652792), (2, 110326396), (4, 55163198), (8, 27581599), (17, 12979576), (31, 7117832), (34, 6489788), (62, 3558916), (68, 3244894), (124, 1779458), (136, 1622447), (199, 1108808), (248, 889729), (263, 838984), (398, 554404), (526, 419492), (527, 418696), (796, 277202), (1052, 209746), (1054, 209348), (1592, 138601), (2104, 104873), (2108, 104674), (3383, 65224), (4216, 52337), (4471, 49352), (6169, 35768), (6766, 32612), (8153, 27064), (8942, 24676), (12338, 17884), (13532, 16306)]