207629560

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{2521}}^1$

素因数の和:2632

約数の個数: 64

約数和(自身を含む): 490276800

約数和(自身を除く): 282647240

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 71, 116, 142, 145, 232, 284, 290, 355, 568, 580, 710, 1160, 1420, 2059, 2521, 2840, 4118, 5042, 8236, 10084, 10295, 12605, 16472, 20168, 20590, 25210, 41180, 50420, 73109, 82360, 100840, 146218, 178991, 292436, 357982, 365545, 584872, 715964, 731090, 894955, 1431928, 1462180, 1789910, 2924360, 3579820, 5190739, 7159640, 10381478, 20762956, 25953695, 41525912, 51907390, 103814780, 207629560]

約数ペア:

[(1, 207629560), (2, 103814780), (4, 51907390), (5, 41525912), (8, 25953695), (10, 20762956), (20, 10381478), (29, 7159640), (40, 5190739), (58, 3579820), (71, 2924360), (116, 1789910), (142, 1462180), (145, 1431928), (232, 894955), (284, 731090), (290, 715964), (355, 584872), (568, 365545), (580, 357982), (710, 292436), (1160, 178991), (1420, 146218), (2059, 100840), (2521, 82360), (2840, 73109), (4118, 50420), (5042, 41180), (8236, 25210), (10084, 20590), (10295, 20168), (12605, 16472)]