220645488

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{656683}}^1$

素因数の和:656701

約数の個数: 40

約数和(自身を含む): 651430528

約数和(自身を除く): 430785040

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 656683, 1313366, 1970049, 2626732, 3940098, 4596781, 5253464, 7880196, 9193562, 10506928, 13790343, 15760392, 18387124, 27580686, 31520784, 36774248, 55161372, 73548496, 110322744, 220645488]

約数ペア:

[(1, 220645488), (2, 110322744), (3, 73548496), (4, 55161372), (6, 36774248), (7, 31520784), (8, 27580686), (12, 18387124), (14, 15760392), (16, 13790343), (21, 10506928), (24, 9193562), (28, 7880196), (42, 5253464), (48, 4596781), (56, 3940098), (84, 2626732), (112, 1970049), (168, 1313366), (336, 656683)]