293551648

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1$

素因数の和:187

約数の個数: 144

約数和(自身を含む): 690633216

約数和(自身を除く): 397081568

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 31, 32, 34, 52, 62, 68, 103, 104, 124, 136, 169, 206, 208, 221, 248, 272, 338, 403, 412, 416, 442, 496, 527, 544, 676, 806, 824, 884, 992, 1054, 1339, 1352, 1612, 1648, 1751, 1768, 2108, 2678, 2704, 2873, 3193, 3224, 3296, 3502, 3536, 4216, 5239, 5356, 5408, 5746, 6386, 6448, 6851, 7004, 7072, 8432, 10478, 10712, 11492, 12772, 12896, 13702, 14008, 16864, 17407, 20956, 21424, 22763, 22984, 25544, 27404, 28016, 34814, 41509, 41912, 42848, 45526, 45968, 51088, 54281, 54808, 56032, 69628, 83018, 83824, 89063, 91052, 91936, 102176, 108562, 109616, 139256, 166036, 167648, 178126, 182104, 217124, 219232, 278512, 295919, 332072, 356252, 364208, 434248, 539617, 557024, 591838, 664144, 705653, 712504, 728416, 868496, 1079234, 1183676, 1328288, 1411306, 1425008, 1736992, 2158468, 2367352, 2822612, 2850016, 4316936, 4734704, 5645224, 8633872, 9173489, 9469408, 11290448, 17267744, 18346978, 22580896, 36693956, 73387912, 146775824, 293551648]

約数ペア:

[(1, 293551648), (2, 146775824), (4, 73387912), (8, 36693956), (13, 22580896), (16, 18346978), (17, 17267744), (26, 11290448), (31, 9469408), (32, 9173489), (34, 8633872), (52, 5645224), (62, 4734704), (68, 4316936), (103, 2850016), (104, 2822612), (124, 2367352), (136, 2158468), (169, 1736992), (206, 1425008), (208, 1411306), (221, 1328288), (248, 1183676), (272, 1079234), (338, 868496), (403, 728416), (412, 712504), (416, 705653), (442, 664144), (496, 591838), (527, 557024), (544, 539617), (676, 434248), (806, 364208), (824, 356252), (884, 332072), (992, 295919), (1054, 278512), (1339, 219232), (1352, 217124), (1612, 182104), (1648, 178126), (1751, 167648), (1768, 166036), (2108, 139256), (2678, 109616), (2704, 108562), (2873, 102176), (3193, 91936), (3224, 91052), (3296, 89063), (3502, 83824), (3536, 83018), (4216, 69628), (5239, 56032), (5356, 54808), (5408, 54281), (5746, 51088), (6386, 45968), (6448, 45526), (6851, 42848), (7004, 41912), (7072, 41509), (8432, 34814), (10478, 28016), (10712, 27404), (11492, 25544), (12772, 22984), (12896, 22763), (13702, 21424), (14008, 20956), (16864, 17407)]