243561288

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:239

約数の個数: 128

約数和(自身を含む): 654065280

約数和(自身を除く): 410503992

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 53, 61, 73, 86, 106, 122, 129, 146, 159, 172, 183, 212, 219, 244, 258, 292, 318, 344, 366, 424, 438, 488, 516, 584, 636, 732, 876, 1032, 1272, 1464, 1752, 2279, 2623, 3139, 3233, 3869, 4453, 4558, 5246, 6278, 6466, 6837, 7738, 7869, 8906, 9116, 9417, 9699, 10492, 11607, 12556, 12932, 13359, 13674, 15476, 15738, 17812, 18232, 18834, 19398, 20984, 23214, 25112, 25864, 26718, 27348, 30952, 31476, 35624, 37668, 38796, 46428, 53436, 54696, 62952, 75336, 77592, 92856, 106872, 139019, 166367, 191479, 236009, 278038, 332734, 382958, 417057, 472018, 499101, 556076, 574437, 665468, 708027, 765916, 834114, 944036, 998202, 1112152, 1148874, 1330936, 1416054, 1531832, 1668228, 1888072, 1996404, 2297748, 2832108, 3336456, 3992808, 4595496, 5664216, 10148387, 20296774, 30445161, 40593548, 60890322, 81187096, 121780644, 243561288]

約数ペア:

[(1, 243561288), (2, 121780644), (3, 81187096), (4, 60890322), (6, 40593548), (8, 30445161), (12, 20296774), (24, 10148387), (43, 5664216), (53, 4595496), (61, 3992808), (73, 3336456), (86, 2832108), (106, 2297748), (122, 1996404), (129, 1888072), (146, 1668228), (159, 1531832), (172, 1416054), (183, 1330936), (212, 1148874), (219, 1112152), (244, 998202), (258, 944036), (292, 834114), (318, 765916), (344, 708027), (366, 665468), (424, 574437), (438, 556076), (488, 499101), (516, 472018), (584, 417057), (636, 382958), (732, 332734), (876, 278038), (1032, 236009), (1272, 191479), (1464, 166367), (1752, 139019), (2279, 106872), (2623, 92856), (3139, 77592), (3233, 75336), (3869, 62952), (4453, 54696), (4558, 53436), (5246, 46428), (6278, 38796), (6466, 37668), (6837, 35624), (7738, 31476), (7869, 30952), (8906, 27348), (9116, 26718), (9417, 25864), (9699, 25112), (10492, 23214), (11607, 20984), (12556, 19398), (12932, 18834), (13359, 18232), (13674, 17812), (15476, 15738)]