263947728

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{379}}^1\times {\mathrm{1319}}^1$

素因数の和:1720

約数の個数: 80

約数和(自身を含む): 746380800

約数和(自身を除く): 482433072

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 132, 176, 264, 379, 528, 758, 1137, 1319, 1516, 2274, 2638, 3032, 3957, 4169, 4548, 5276, 6064, 7914, 8338, 9096, 10552, 12507, 14509, 15828, 16676, 18192, 21104, 25014, 29018, 31656, 33352, 43527, 50028, 58036, 63312, 66704, 87054, 100056, 116072, 174108, 200112, 232144, 348216, 499901, 696432, 999802, 1499703, 1999604, 2999406, 3999208, 5498911, 5998812, 7998416, 10997822, 11997624, 16496733, 21995644, 23995248, 32993466, 43991288, 65986932, 87982576, 131973864, 263947728]

約数ペア:

[(1, 263947728), (2, 131973864), (3, 87982576), (4, 65986932), (6, 43991288), (8, 32993466), (11, 23995248), (12, 21995644), (16, 16496733), (22, 11997624), (24, 10997822), (33, 7998416), (44, 5998812), (48, 5498911), (66, 3999208), (88, 2999406), (132, 1999604), (176, 1499703), (264, 999802), (379, 696432), (528, 499901), (758, 348216), (1137, 232144), (1319, 200112), (1516, 174108), (2274, 116072), (2638, 100056), (3032, 87054), (3957, 66704), (4169, 63312), (4548, 58036), (5276, 50028), (6064, 43527), (7914, 33352), (8338, 31656), (9096, 29018), (10552, 25014), (12507, 21104), (14509, 18192), (15828, 16676)]