213394160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{381061}}^1$

素因数の和:381081

約数の個数: 40

約数和(自身を含む): 567020256

約数和(自身を除く): 353626096

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 381061, 762122, 1524244, 1905305, 2667427, 3048488, 3810610, 5334854, 6096976, 7621220, 10669708, 13337135, 15242440, 21339416, 26674270, 30484880, 42678832, 53348540, 106697080, 213394160]

約数ペア:

[(1, 213394160), (2, 106697080), (4, 53348540), (5, 42678832), (7, 30484880), (8, 26674270), (10, 21339416), (14, 15242440), (16, 13337135), (20, 10669708), (28, 7621220), (35, 6096976), (40, 5334854), (56, 3810610), (70, 3048488), (80, 2667427), (112, 1905305), (140, 1524244), (280, 762122), (560, 381061)]