217588080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{906617}}^1$

素因数の和:906633

約数の個数: 40

約数和(自身を含む): 674523792

約数和(自身を除く): 456935712

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 906617, 1813234, 2719851, 3626468, 4533085, 5439702, 7252936, 9066170, 10879404, 13599255, 14505872, 18132340, 21758808, 27198510, 36264680, 43517616, 54397020, 72529360, 108794040, 217588080]

約数ペア:

[(1, 217588080), (2, 108794040), (3, 72529360), (4, 54397020), (5, 43517616), (6, 36264680), (8, 27198510), (10, 21758808), (12, 18132340), (15, 14505872), (16, 13599255), (20, 10879404), (24, 9066170), (30, 7252936), (40, 5439702), (48, 4533085), (60, 3626468), (80, 2719851), (120, 1813234), (240, 906617)]