90840

素因数分解:

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

素因数の和:771

約数の個数: 32

約数和(自身を含む): 272880

約数和(自身を除く): 182040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 757, 1514, 2271, 3028, 3785, 4542, 6056, 7570, 9084, 11355, 15140, 18168, 22710, 30280, 45420, 90840]

約数ペア:

[(1, 90840), (2, 45420), (3, 30280), (4, 22710), (5, 18168), (6, 15140), (8, 11355), (10, 9084), (12, 7570), (15, 6056), (20, 4542), (24, 3785), (30, 3028), (40, 2271), (60, 1514), (120, 757)]