204391768

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{991}}^1$

素因数の和:1160

約数の個数: 64

約数和(自身を含む): 457113600

約数和(自身を除く): 252721832

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 116, 127, 203, 232, 254, 406, 508, 812, 889, 991, 1016, 1624, 1778, 1982, 3556, 3683, 3964, 6937, 7112, 7366, 7928, 13874, 14732, 25781, 27748, 28739, 29464, 51562, 55496, 57478, 103124, 114956, 125857, 201173, 206248, 229912, 251714, 402346, 503428, 804692, 880999, 1006856, 1609384, 1761998, 3523996, 3649853, 7047992, 7299706, 14599412, 25548971, 29198824, 51097942, 102195884, 204391768]

約数ペア:

[(1, 204391768), (2, 102195884), (4, 51097942), (7, 29198824), (8, 25548971), (14, 14599412), (28, 7299706), (29, 7047992), (56, 3649853), (58, 3523996), (116, 1761998), (127, 1609384), (203, 1006856), (232, 880999), (254, 804692), (406, 503428), (508, 402346), (812, 251714), (889, 229912), (991, 206248), (1016, 201173), (1624, 125857), (1778, 114956), (1982, 103124), (3556, 57478), (3683, 55496), (3964, 51562), (6937, 29464), (7112, 28739), (7366, 27748), (7928, 25781), (13874, 14732)]