256387488

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{381529}}^1$

素因数の和:381549

約数の個数: 48

約数和(自身を含む): 769164480

約数和(自身を除く): 512776992

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 381529, 763058, 1144587, 1526116, 2289174, 2670703, 3052232, 4578348, 5341406, 6104464, 8012109, 9156696, 10682812, 12208928, 16024218, 18313392, 21365624, 32048436, 36626784, 42731248, 64096872, 85462496, 128193744, 256387488]

約数ペア:

[(1, 256387488), (2, 128193744), (3, 85462496), (4, 64096872), (6, 42731248), (7, 36626784), (8, 32048436), (12, 21365624), (14, 18313392), (16, 16024218), (21, 12208928), (24, 10682812), (28, 9156696), (32, 8012109), (42, 6104464), (48, 5341406), (56, 4578348), (84, 3052232), (96, 2670703), (112, 2289174), (168, 1526116), (224, 1144587), (336, 763058), (672, 381529)]