256056064

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{1151}}^1$

素因数の和:1257

約数の個数: 72

約数和(自身を含む): 565125120

約数和(自身を除く): 309069056

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 79, 88, 128, 158, 176, 256, 316, 352, 632, 704, 869, 1151, 1264, 1408, 1738, 2302, 2528, 2816, 3476, 4604, 5056, 6952, 9208, 10112, 12661, 13904, 18416, 20224, 25322, 27808, 36832, 50644, 55616, 73664, 90929, 101288, 111232, 147328, 181858, 202576, 222464, 294656, 363716, 405152, 727432, 810304, 1000219, 1454864, 1620608, 2000438, 2909728, 3241216, 4000876, 5819456, 8001752, 11638912, 16003504, 23277824, 32007008, 64014016, 128028032, 256056064]

約数ペア:

[(1, 256056064), (2, 128028032), (4, 64014016), (8, 32007008), (11, 23277824), (16, 16003504), (22, 11638912), (32, 8001752), (44, 5819456), (64, 4000876), (79, 3241216), (88, 2909728), (128, 2000438), (158, 1620608), (176, 1454864), (256, 1000219), (316, 810304), (352, 727432), (632, 405152), (704, 363716), (869, 294656), (1151, 222464), (1264, 202576), (1408, 181858), (1738, 147328), (2302, 111232), (2528, 101288), (2816, 90929), (3476, 73664), (4604, 55616), (5056, 50644), (6952, 36832), (9208, 27808), (10112, 25322), (12661, 20224), (13904, 18416)]