428778540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{2382103}}^1$

素因数の和:2382118

約数の個数: 36

約数和(自身を含む): 1300628784

約数和(自身を除く): 871850244

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 2382103, 4764206, 7146309, 9528412, 11910515, 14292618, 21438927, 23821030, 28585236, 35731545, 42877854, 47642060, 71463090, 85755708, 107194635, 142926180, 214389270, 428778540]

約数ペア:

[(1, 428778540), (2, 214389270), (3, 142926180), (4, 107194635), (5, 85755708), (6, 71463090), (9, 47642060), (10, 42877854), (12, 35731545), (15, 28585236), (18, 23821030), (20, 21438927), (30, 14292618), (36, 11910515), (45, 9528412), (60, 7146309), (90, 4764206), (180, 2382103)]