201754140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{480367}}^1$

素因数の和:480386

約数の個数: 48

約数和(自身を含む): 645614592

約数和(自身を除く): 443860452

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, 480367, 960734, 1441101, 1921468, 2401835, 2882202, 3362569, 4803670, 5764404, 6725138, 7205505, 9607340, 10087707, 13450276, 14411010, 16812845, 20175414, 28822020, 33625690, 40350828, 50438535, 67251380, 100877070, 201754140]

約数ペア:

[(1, 201754140), (2, 100877070), (3, 67251380), (4, 50438535), (5, 40350828), (6, 33625690), (7, 28822020), (10, 20175414), (12, 16812845), (14, 14411010), (15, 13450276), (20, 10087707), (21, 9607340), (28, 7205505), (30, 6725138), (35, 5764404), (42, 4803670), (60, 3362569), (70, 2882202), (84, 2401835), (105, 1921468), (140, 1441101), (210, 960734), (420, 480367)]