21616440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{180137}}^1$

素因数の和:180151

約数の個数: 32

約数和(自身を含む): 64849680

約数和(自身を除く): 43233240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 180137, 360274, 540411, 720548, 900685, 1080822, 1441096, 1801370, 2161644, 2702055, 3602740, 4323288, 5404110, 7205480, 10808220, 21616440]

約数ペア:

[(1, 21616440), (2, 10808220), (3, 7205480), (4, 5404110), (5, 4323288), (6, 3602740), (8, 2702055), (10, 2161644), (12, 1801370), (15, 1441096), (20, 1080822), (24, 900685), (30, 720548), (40, 540411), (60, 360274), (120, 180137)]