165211728

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{1993}}^1$

素因数の和:2172

約数の個数: 80

約数和(自身を含む): 468797376

約数和(自身を除く): 303585648

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 132, 157, 176, 264, 314, 471, 528, 628, 942, 1256, 1727, 1884, 1993, 2512, 3454, 3768, 3986, 5181, 5979, 6908, 7536, 7972, 10362, 11958, 13816, 15944, 20724, 21923, 23916, 27632, 31888, 41448, 43846, 47832, 65769, 82896, 87692, 95664, 131538, 175384, 263076, 312901, 350768, 526152, 625802, 938703, 1052304, 1251604, 1877406, 2503208, 3441911, 3754812, 5006416, 6883822, 7509624, 10325733, 13767644, 15019248, 20651466, 27535288, 41302932, 55070576, 82605864, 165211728]

約数ペア:

[(1, 165211728), (2, 82605864), (3, 55070576), (4, 41302932), (6, 27535288), (8, 20651466), (11, 15019248), (12, 13767644), (16, 10325733), (22, 7509624), (24, 6883822), (33, 5006416), (44, 3754812), (48, 3441911), (66, 2503208), (88, 1877406), (132, 1251604), (157, 1052304), (176, 938703), (264, 625802), (314, 526152), (471, 350768), (528, 312901), (628, 263076), (942, 175384), (1256, 131538), (1727, 95664), (1884, 87692), (1993, 82896), (2512, 65769), (3454, 47832), (3768, 43846), (3986, 41448), (5181, 31888), (5979, 27632), (6908, 23916), (7536, 21923), (7972, 20724), (10362, 15944), (11958, 13816)]