251145664

素因数分解:

$2^6\times 7^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{113}}^1$

素因数の和:195

約数の個数: 168

約数和(自身を含む): 646992864

約数和(自身を除く): 395847200

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 41, 44, 56, 64, 77, 82, 88, 112, 113, 121, 154, 164, 176, 224, 226, 242, 287, 308, 328, 352, 448, 451, 452, 484, 574, 616, 656, 704, 791, 847, 902, 904, 968, 1148, 1232, 1243, 1312, 1582, 1694, 1804, 1808, 1936, 2296, 2464, 2486, 2624, 3157, 3164, 3388, 3608, 3616, 3872, 4592, 4633, 4928, 4961, 4972, 6314, 6328, 6776, 7216, 7232, 7744, 8701, 9184, 9266, 9922, 9944, 12628, 12656, 13552, 13673, 14432, 17402, 18368, 18532, 19844, 19888, 25256, 25312, 27104, 27346, 28864, 32431, 34727, 34804, 37064, 39688, 39776, 50512, 50624, 50963, 54208, 54692, 64862, 69454, 69608, 74128, 79376, 79552, 95711, 101024, 101926, 109384, 129724, 138908, 139216, 148256, 158752, 191422, 202048, 203852, 218768, 259448, 277816, 278432, 296512, 317504, 356741, 382844, 407704, 437536, 518896, 555632, 556864, 560593, 713482, 765688, 815408, 875072, 1037792, 1111264, 1121186, 1426964, 1531376, 1630816, 2075584, 2222528, 2242372, 2853928, 3062752, 3261632, 3924151, 4484744, 5707856, 6125504, 7848302, 8969488, 11415712, 15696604, 17938976, 22831424, 31393208, 35877952, 62786416, 125572832, 251145664]

約数ペア:

[(1, 251145664), (2, 125572832), (4, 62786416), (7, 35877952), (8, 31393208), (11, 22831424), (14, 17938976), (16, 15696604), (22, 11415712), (28, 8969488), (32, 7848302), (41, 6125504), (44, 5707856), (56, 4484744), (64, 3924151), (77, 3261632), (82, 3062752), (88, 2853928), (112, 2242372), (113, 2222528), (121, 2075584), (154, 1630816), (164, 1531376), (176, 1426964), (224, 1121186), (226, 1111264), (242, 1037792), (287, 875072), (308, 815408), (328, 765688), (352, 713482), (448, 560593), (451, 556864), (452, 555632), (484, 518896), (574, 437536), (616, 407704), (656, 382844), (704, 356741), (791, 317504), (847, 296512), (902, 278432), (904, 277816), (968, 259448), (1148, 218768), (1232, 203852), (1243, 202048), (1312, 191422), (1582, 158752), (1694, 148256), (1804, 139216), (1808, 138908), (1936, 129724), (2296, 109384), (2464, 101926), (2486, 101024), (2624, 95711), (3157, 79552), (3164, 79376), (3388, 74128), (3608, 69608), (3616, 69454), (3872, 64862), (4592, 54692), (4633, 54208), (4928, 50963), (4961, 50624), (4972, 50512), (6314, 39776), (6328, 39688), (6776, 37064), (7216, 34804), (7232, 34727), (7744, 32431), (8701, 28864), (9184, 27346), (9266, 27104), (9922, 25312), (9944, 25256), (12628, 19888), (12656, 19844), (13552, 18532), (13673, 18368), (14432, 17402)]