201223984

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{863}}^1$

素因数の和:962

約数の個数: 80

約数和(自身を含む): 449971200

約数和(自身を除く): 248747216

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 59, 76, 104, 118, 152, 208, 236, 247, 304, 472, 494, 767, 863, 944, 988, 1121, 1534, 1726, 1976, 2242, 3068, 3452, 3952, 4484, 6136, 6904, 8968, 11219, 12272, 13808, 14573, 16397, 17936, 22438, 29146, 32794, 44876, 50917, 58292, 65588, 89752, 101834, 116584, 131176, 179504, 203668, 213161, 233168, 262352, 407336, 426322, 661921, 814672, 852644, 967423, 1323842, 1705288, 1934846, 2647684, 3410576, 3869692, 5295368, 7739384, 10590736, 12576499, 15478768, 25152998, 50305996, 100611992, 201223984]

約数ペア:

[(1, 201223984), (2, 100611992), (4, 50305996), (8, 25152998), (13, 15478768), (16, 12576499), (19, 10590736), (26, 7739384), (38, 5295368), (52, 3869692), (59, 3410576), (76, 2647684), (104, 1934846), (118, 1705288), (152, 1323842), (208, 967423), (236, 852644), (247, 814672), (304, 661921), (472, 426322), (494, 407336), (767, 262352), (863, 233168), (944, 213161), (988, 203668), (1121, 179504), (1534, 131176), (1726, 116584), (1976, 101834), (2242, 89752), (3068, 65588), (3452, 58292), (3952, 50917), (4484, 44876), (6136, 32794), (6904, 29146), (8968, 22438), (11219, 17936), (12272, 16397), (13808, 14573)]