216427400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{154591}}^1$

素因数の和:154614

約数の個数: 48

約数和(自身を含む): 575082240

約数和(自身を除く): 358654840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 154591, 309182, 618364, 772955, 1082137, 1236728, 1545910, 2164274, 3091820, 3864775, 4328548, 5410685, 6183640, 7729550, 8657096, 10821370, 15459100, 21642740, 27053425, 30918200, 43285480, 54106850, 108213700, 216427400]

約数ペア:

[(1, 216427400), (2, 108213700), (4, 54106850), (5, 43285480), (7, 30918200), (8, 27053425), (10, 21642740), (14, 15459100), (20, 10821370), (25, 8657096), (28, 7729550), (35, 6183640), (40, 5410685), (50, 4328548), (56, 3864775), (70, 3091820), (100, 2164274), (140, 1545910), (175, 1236728), (200, 1082137), (280, 772955), (350, 618364), (700, 309182), (1400, 154591)]