23720144

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:220

約数の個数: 80

約数和(自身を含む): 55651200

約数和(自身を除く): 31931056

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 56, 58, 67, 109, 112, 116, 134, 203, 218, 232, 268, 406, 436, 464, 469, 536, 763, 812, 872, 938, 1072, 1526, 1624, 1744, 1876, 1943, 3052, 3161, 3248, 3752, 3886, 6104, 6322, 7303, 7504, 7772, 12208, 12644, 13601, 14606, 15544, 22127, 25288, 27202, 29212, 31088, 44254, 50576, 51121, 54404, 58424, 88508, 102242, 108808, 116848, 177016, 204484, 211787, 217616, 354032, 408968, 423574, 817936, 847148, 1482509, 1694296, 2965018, 3388592, 5930036, 11860072, 23720144]

約数ペア:

[(1, 23720144), (2, 11860072), (4, 5930036), (7, 3388592), (8, 2965018), (14, 1694296), (16, 1482509), (28, 847148), (29, 817936), (56, 423574), (58, 408968), (67, 354032), (109, 217616), (112, 211787), (116, 204484), (134, 177016), (203, 116848), (218, 108808), (232, 102242), (268, 88508), (406, 58424), (436, 54404), (464, 51121), (469, 50576), (536, 44254), (763, 31088), (812, 29212), (872, 27202), (938, 25288), (1072, 22127), (1526, 15544), (1624, 14606), (1744, 13601), (1876, 12644), (1943, 12208), (3052, 7772), (3161, 7504), (3248, 7303), (3752, 6322), (3886, 6104)]