157876240

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{379}}^1$

素因数の和:560

約数の個数: 80

約数和(自身を含む): 379975680

約数和(自身を除く): 222099440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 127, 164, 205, 254, 328, 379, 410, 508, 635, 656, 758, 820, 1016, 1270, 1516, 1640, 1895, 2032, 2540, 3032, 3280, 3790, 5080, 5207, 6064, 7580, 10160, 10414, 15160, 15539, 20828, 26035, 30320, 31078, 41656, 48133, 52070, 62156, 77695, 83312, 96266, 104140, 124312, 155390, 192532, 208280, 240665, 248624, 310780, 385064, 416560, 481330, 621560, 770128, 962660, 1243120, 1925320, 1973453, 3850640, 3946906, 7893812, 9867265, 15787624, 19734530, 31575248, 39469060, 78938120, 157876240]

約数ペア:

[(1, 157876240), (2, 78938120), (4, 39469060), (5, 31575248), (8, 19734530), (10, 15787624), (16, 9867265), (20, 7893812), (40, 3946906), (41, 3850640), (80, 1973453), (82, 1925320), (127, 1243120), (164, 962660), (205, 770128), (254, 621560), (328, 481330), (379, 416560), (410, 385064), (508, 310780), (635, 248624), (656, 240665), (758, 208280), (820, 192532), (1016, 155390), (1270, 124312), (1516, 104140), (1640, 96266), (1895, 83312), (2032, 77695), (2540, 62156), (3032, 52070), (3280, 48133), (3790, 41656), (5080, 31078), (5207, 30320), (6064, 26035), (7580, 20828), (10160, 15539), (10414, 15160)]