180178964

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{2203}}^1$

素因数の和:2364

約数の個数: 48

約数和(自身を含む): 379158528

約数和(自身を除く): 198979564

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 127, 161, 254, 322, 508, 644, 889, 1778, 2203, 2921, 3556, 4406, 5842, 8812, 11684, 15421, 20447, 30842, 40894, 50669, 61684, 81788, 101338, 202676, 279781, 354683, 559562, 709366, 1119124, 1418732, 1958467, 3916934, 6434963, 7833868, 12869926, 25739852, 45044741, 90089482, 180178964]

約数ペア:

[(1, 180178964), (2, 90089482), (4, 45044741), (7, 25739852), (14, 12869926), (23, 7833868), (28, 6434963), (46, 3916934), (92, 1958467), (127, 1418732), (161, 1119124), (254, 709366), (322, 559562), (508, 354683), (644, 279781), (889, 202676), (1778, 101338), (2203, 81788), (2921, 61684), (3556, 50669), (4406, 40894), (5842, 30842), (8812, 20447), (11684, 15421)]