204135540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{486037}}^1$

素因数の和:486056

約数の個数: 48

約数和(自身を含む): 653235072

約数和(自身を除く): 449099532

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, 486037, 972074, 1458111, 1944148, 2430185, 2916222, 3402259, 4860370, 5832444, 6804518, 7290555, 9720740, 10206777, 13609036, 14581110, 17011295, 20413554, 29162220, 34022590, 40827108, 51033885, 68045180, 102067770, 204135540]

約数ペア:

[(1, 204135540), (2, 102067770), (3, 68045180), (4, 51033885), (5, 40827108), (6, 34022590), (7, 29162220), (10, 20413554), (12, 17011295), (14, 14581110), (15, 13609036), (20, 10206777), (21, 9720740), (28, 7290555), (30, 6804518), (35, 5832444), (42, 4860370), (60, 3402259), (70, 2916222), (84, 2430185), (105, 1944148), (140, 1458111), (210, 972074), (420, 486037)]