199173660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{474223}}^1$

素因数の和:474242

約数の個数: 48

約数和(自身を含む): 637357056

約数和(自身を除く): 438183396

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 474223, 948446, 1422669, 1896892, 2371115, 2845338, 3319561, 4742230, 5690676, 6639122, 7113345, 9484460, 9958683, 13278244, 14226690, 16597805, 19917366, 28453380, 33195610, 39834732, 49793415, 66391220, 99586830, 199173660]

約数ペア:

[(1, 199173660), (2, 99586830), (3, 66391220), (4, 49793415), (5, 39834732), (6, 33195610), (7, 28453380), (10, 19917366), (12, 16597805), (14, 14226690), (15, 13278244), (20, 9958683), (21, 9484460), (28, 7113345), (30, 6639122), (35, 5690676), (42, 4742230), (60, 3319561), (70, 2845338), (84, 2371115), (105, 1896892), (140, 1422669), (210, 948446), (420, 474223)]