81211968

素因数分解:

$2^6\times 3^2\times {\mathrm{277}}^1\times {\mathrm{509}}^1$

素因数の和:804

約数の個数: 84

約数和(自身を含む): 234078780

約数和(自身を除く): 152866812

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 144, 192, 277, 288, 509, 554, 576, 831, 1018, 1108, 1527, 1662, 2036, 2216, 2493, 3054, 3324, 4072, 4432, 4581, 4986, 6108, 6648, 8144, 8864, 9162, 9972, 12216, 13296, 16288, 17728, 18324, 19944, 24432, 26592, 32576, 36648, 39888, 48864, 53184, 73296, 79776, 97728, 140993, 146592, 159552, 281986, 293184, 422979, 563972, 845958, 1127944, 1268937, 1691916, 2255888, 2537874, 3383832, 4511776, 5075748, 6767664, 9023552, 10151496, 13535328, 20302992, 27070656, 40605984, 81211968]

約数ペア:

[(1, 81211968), (2, 40605984), (3, 27070656), (4, 20302992), (6, 13535328), (8, 10151496), (9, 9023552), (12, 6767664), (16, 5075748), (18, 4511776), (24, 3383832), (32, 2537874), (36, 2255888), (48, 1691916), (64, 1268937), (72, 1127944), (96, 845958), (144, 563972), (192, 422979), (277, 293184), (288, 281986), (509, 159552), (554, 146592), (576, 140993), (831, 97728), (1018, 79776), (1108, 73296), (1527, 53184), (1662, 48864), (2036, 39888), (2216, 36648), (2493, 32576), (3054, 26592), (3324, 24432), (4072, 19944), (4432, 18324), (4581, 17728), (4986, 16288), (6108, 13296), (6648, 12216), (8144, 9972), (8864, 9162)]