67649680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{1129}}^1$

素因数の和:1256

約数の個数: 80

約数和(自身を含む): 181595520

約数和(自身を除く): 113945840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 107, 112, 140, 214, 280, 428, 535, 560, 749, 856, 1070, 1129, 1498, 1712, 2140, 2258, 2996, 3745, 4280, 4516, 5645, 5992, 7490, 7903, 8560, 9032, 11290, 11984, 14980, 15806, 18064, 22580, 29960, 31612, 39515, 45160, 59920, 63224, 79030, 90320, 120803, 126448, 158060, 241606, 316120, 483212, 604015, 632240, 845621, 966424, 1208030, 1691242, 1932848, 2416060, 3382484, 4228105, 4832120, 6764968, 8456210, 9664240, 13529936, 16912420, 33824840, 67649680]

約数ペア:

[(1, 67649680), (2, 33824840), (4, 16912420), (5, 13529936), (7, 9664240), (8, 8456210), (10, 6764968), (14, 4832120), (16, 4228105), (20, 3382484), (28, 2416060), (35, 1932848), (40, 1691242), (56, 1208030), (70, 966424), (80, 845621), (107, 632240), (112, 604015), (140, 483212), (214, 316120), (280, 241606), (428, 158060), (535, 126448), (560, 120803), (749, 90320), (856, 79030), (1070, 63224), (1129, 59920), (1498, 45160), (1712, 39515), (2140, 31612), (2258, 29960), (2996, 22580), (3745, 18064), (4280, 15806), (4516, 14980), (5645, 11984), (5992, 11290), (7490, 9032), (7903, 8560)]