28304280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{78623}}^1$

素因数の和:78640

約数の個数: 48

約数和(自身を含む): 91990080

約数和(自身を除く): 63685800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 78623, 157246, 235869, 314492, 393115, 471738, 628984, 707607, 786230, 943476, 1179345, 1415214, 1572460, 1886952, 2358690, 2830428, 3144920, 3538035, 4717380, 5660856, 7076070, 9434760, 14152140, 28304280]

約数ペア:

[(1, 28304280), (2, 14152140), (3, 9434760), (4, 7076070), (5, 5660856), (6, 4717380), (8, 3538035), (9, 3144920), (10, 2830428), (12, 2358690), (15, 1886952), (18, 1572460), (20, 1415214), (24, 1179345), (30, 943476), (36, 786230), (40, 707607), (45, 628984), (60, 471738), (72, 393115), (90, 314492), (120, 235869), (180, 157246), (360, 78623)]