222960080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{398143}}^1$

素因数の和:398163

約数の個数: 40

約数和(自身を含む): 592438272

約数和(自身を除く): 369478192

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 398143, 796286, 1592572, 1990715, 2787001, 3185144, 3981430, 5574002, 6370288, 7962860, 11148004, 13935005, 15925720, 22296008, 27870010, 31851440, 44592016, 55740020, 111480040, 222960080]

約数ペア:

[(1, 222960080), (2, 111480040), (4, 55740020), (5, 44592016), (7, 31851440), (8, 27870010), (10, 22296008), (14, 15925720), (16, 13935005), (20, 11148004), (28, 7962860), (35, 6370288), (40, 5574002), (56, 3981430), (70, 3185144), (80, 2787001), (112, 1990715), (140, 1592572), (280, 796286), (560, 398143)]