82788360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{689903}}^1$

素因数の和:689917

約数の個数: 32

約数和(自身を含む): 248365440

約数和(自身を除く): 165577080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 689903, 1379806, 2069709, 2759612, 3449515, 4139418, 5519224, 6899030, 8278836, 10348545, 13798060, 16557672, 20697090, 27596120, 41394180, 82788360]

約数ペア:

[(1, 82788360), (2, 41394180), (3, 27596120), (4, 20697090), (5, 16557672), (6, 13798060), (8, 10348545), (10, 8278836), (12, 6899030), (15, 5519224), (20, 4139418), (24, 3449515), (30, 2759612), (40, 2069709), (60, 1379806), (120, 689903)]