201342540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{479387}}^1$

素因数の和:479406

約数の個数: 48

約数和(自身を含む): 644297472

約数和(自身を除く): 442954932

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, 479387, 958774, 1438161, 1917548, 2396935, 2876322, 3355709, 4793870, 5752644, 6711418, 7190805, 9587740, 10067127, 13422836, 14381610, 16778545, 20134254, 28763220, 33557090, 40268508, 50335635, 67114180, 100671270, 201342540]

約数ペア:

[(1, 201342540), (2, 100671270), (3, 67114180), (4, 50335635), (5, 40268508), (6, 33557090), (7, 28763220), (10, 20134254), (12, 16778545), (14, 14381610), (15, 13422836), (20, 10067127), (21, 9587740), (28, 7190805), (30, 6711418), (35, 5752644), (42, 4793870), (60, 3355709), (70, 2876322), (84, 2396935), (105, 1917548), (140, 1438161), (210, 958774), (420, 479387)]