51687960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{569}}^1\times {\mathrm{757}}^1$

素因数の和:1340

約数の個数: 64

約数和(自身を含む): 155541600

約数和(自身を除く): 103853640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 569, 757, 1138, 1514, 1707, 2271, 2276, 2845, 3028, 3414, 3785, 4542, 4552, 5690, 6056, 6828, 7570, 8535, 9084, 11355, 11380, 13656, 15140, 17070, 18168, 22710, 22760, 30280, 34140, 45420, 68280, 90840, 430733, 861466, 1292199, 1722932, 2153665, 2584398, 3445864, 4307330, 5168796, 6460995, 8614660, 10337592, 12921990, 17229320, 25843980, 51687960]

約数ペア:

[(1, 51687960), (2, 25843980), (3, 17229320), (4, 12921990), (5, 10337592), (6, 8614660), (8, 6460995), (10, 5168796), (12, 4307330), (15, 3445864), (20, 2584398), (24, 2153665), (30, 1722932), (40, 1292199), (60, 861466), (120, 430733), (569, 90840), (757, 68280), (1138, 45420), (1514, 34140), (1707, 30280), (2271, 22760), (2276, 22710), (2845, 18168), (3028, 17070), (3414, 15140), (3785, 13656), (4542, 11380), (4552, 11355), (5690, 9084), (6056, 8535), (6828, 7570)]