288740528

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{257}}^1$

素因数の和:402

約数の個数: 80

約数和(自身を含む): 608103936

約数和(自身を除く): 319363408

約数列:

[1, 2, 4, 8, 16, 23, 43, 46, 71, 86, 92, 142, 172, 184, 257, 284, 344, 368, 514, 568, 688, 989, 1028, 1136, 1633, 1978, 2056, 3053, 3266, 3956, 4112, 5911, 6106, 6532, 7912, 11051, 11822, 12212, 13064, 15824, 18247, 22102, 23644, 24424, 26128, 36494, 44204, 47288, 48848, 70219, 72988, 88408, 94576, 140438, 145976, 176816, 254173, 280876, 291952, 419681, 508346, 561752, 784621, 839362, 1016692, 1123504, 1569242, 1678724, 2033384, 3138484, 3357448, 4066768, 6276968, 6714896, 12553936, 18046283, 36092566, 72185132, 144370264, 288740528]

約数ペア:

[(1, 288740528), (2, 144370264), (4, 72185132), (8, 36092566), (16, 18046283), (23, 12553936), (43, 6714896), (46, 6276968), (71, 4066768), (86, 3357448), (92, 3138484), (142, 2033384), (172, 1678724), (184, 1569242), (257, 1123504), (284, 1016692), (344, 839362), (368, 784621), (514, 561752), (568, 508346), (688, 419681), (989, 291952), (1028, 280876), (1136, 254173), (1633, 176816), (1978, 145976), (2056, 140438), (3053, 94576), (3266, 88408), (3956, 72988), (4112, 70219), (5911, 48848), (6106, 47288), (6532, 44204), (7912, 36494), (11051, 26128), (11822, 24424), (12212, 23644), (13064, 22102), (15824, 18247)]