238668080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{426193}}^1$

素因数の和:426213

約数の個数: 40

約数和(自身を含む): 634176672

約数和(自身を除く): 395508592

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 426193, 852386, 1704772, 2130965, 2983351, 3409544, 4261930, 5966702, 6819088, 8523860, 11933404, 14916755, 17047720, 23866808, 29833510, 34095440, 47733616, 59667020, 119334040, 238668080]

約数ペア:

[(1, 238668080), (2, 119334040), (4, 59667020), (5, 47733616), (7, 34095440), (8, 29833510), (10, 23866808), (14, 17047720), (16, 14916755), (20, 11933404), (28, 8523860), (35, 6819088), (40, 5966702), (56, 4261930), (70, 3409544), (80, 2983351), (112, 2130965), (140, 1704772), (280, 852386), (560, 426193)]