261363088

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{467}}^1$

素因数の和:764

約数の個数: 80

約数和(自身を含む): 612817920

約数和(自身を除く): 351454832

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 263, 266, 304, 467, 526, 532, 934, 1052, 1064, 1841, 1868, 2104, 2128, 3269, 3682, 3736, 4208, 4997, 6538, 7364, 7472, 8873, 9994, 13076, 14728, 17746, 19988, 26152, 29456, 34979, 35492, 39976, 52304, 62111, 69958, 70984, 79952, 122821, 124222, 139916, 141968, 245642, 248444, 279832, 491284, 496888, 559664, 859747, 982568, 993776, 1719494, 1965136, 2333599, 3438988, 4667198, 6877976, 9334396, 13755952, 16335193, 18668792, 32670386, 37337584, 65340772, 130681544, 261363088]

約数ペア:

[(1, 261363088), (2, 130681544), (4, 65340772), (7, 37337584), (8, 32670386), (14, 18668792), (16, 16335193), (19, 13755952), (28, 9334396), (38, 6877976), (56, 4667198), (76, 3438988), (112, 2333599), (133, 1965136), (152, 1719494), (263, 993776), (266, 982568), (304, 859747), (467, 559664), (526, 496888), (532, 491284), (934, 279832), (1052, 248444), (1064, 245642), (1841, 141968), (1868, 139916), (2104, 124222), (2128, 122821), (3269, 79952), (3682, 70984), (3736, 69958), (4208, 62111), (4997, 52304), (6538, 39976), (7364, 35492), (7472, 34979), (8873, 29456), (9994, 26152), (13076, 19988), (14728, 17746)]