263971120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{11497}}^1$

素因数の和:11558

約数の個数: 80

約数和(自身を含む): 718579008

約数和(自身を除く): 454607888

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 41, 56, 70, 80, 82, 112, 140, 164, 205, 280, 287, 328, 410, 560, 574, 656, 820, 1148, 1435, 1640, 2296, 2870, 3280, 4592, 5740, 11480, 11497, 22960, 22994, 45988, 57485, 80479, 91976, 114970, 160958, 183952, 229940, 321916, 402395, 459880, 471377, 643832, 804790, 919760, 942754, 1287664, 1609580, 1885508, 2356885, 3219160, 3299639, 3771016, 4713770, 6438320, 6599278, 7542032, 9427540, 13198556, 16498195, 18855080, 26397112, 32996390, 37710160, 52794224, 65992780, 131985560, 263971120]

約数ペア:

[(1, 263971120), (2, 131985560), (4, 65992780), (5, 52794224), (7, 37710160), (8, 32996390), (10, 26397112), (14, 18855080), (16, 16498195), (20, 13198556), (28, 9427540), (35, 7542032), (40, 6599278), (41, 6438320), (56, 4713770), (70, 3771016), (80, 3299639), (82, 3219160), (112, 2356885), (140, 1885508), (164, 1609580), (205, 1287664), (280, 942754), (287, 919760), (328, 804790), (410, 643832), (560, 471377), (574, 459880), (656, 402395), (820, 321916), (1148, 229940), (1435, 183952), (1640, 160958), (2296, 114970), (2870, 91976), (3280, 80479), (4592, 57485), (5740, 45988), (11480, 22994), (11497, 22960)]