1566971728

素因数分解:

$2^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{179}}^1\times {\mathrm{1663}}^1$

素因数の和:1904

約数の個数: 80

約数和(自身を含む): 3565486080

約数和(自身を除く): 1998514352

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 47, 56, 94, 112, 179, 188, 329, 358, 376, 658, 716, 752, 1253, 1316, 1432, 1663, 2506, 2632, 2864, 3326, 5012, 5264, 6652, 8413, 10024, 11641, 13304, 16826, 20048, 23282, 26608, 33652, 46564, 58891, 67304, 78161, 93128, 117782, 134608, 156322, 186256, 235564, 297677, 312644, 471128, 547127, 595354, 625288, 942256, 1094254, 1190708, 1250576, 2083739, 2188508, 2381416, 4167478, 4377016, 4762832, 8334956, 8754032, 13990819, 16669912, 27981638, 33339824, 55963276, 97935733, 111926552, 195871466, 223853104, 391742932, 783485864, 1566971728]

約数ペア:

[(1, 1566971728), (2, 783485864), (4, 391742932), (7, 223853104), (8, 195871466), (14, 111926552), (16, 97935733), (28, 55963276), (47, 33339824), (56, 27981638), (94, 16669912), (112, 13990819), (179, 8754032), (188, 8334956), (329, 4762832), (358, 4377016), (376, 4167478), (658, 2381416), (716, 2188508), (752, 2083739), (1253, 1250576), (1316, 1190708), (1432, 1094254), (1663, 942256), (2506, 625288), (2632, 595354), (2864, 547127), (3326, 471128), (5012, 312644), (5264, 297677), (6652, 235564), (8413, 186256), (10024, 156322), (11641, 134608), (13304, 117782), (16826, 93128), (20048, 78161), (23282, 67304), (26608, 58891), (33652, 46564)]