254355984

素因数分解:

$2^4\times 3^3\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{257}}^1$

素因数の和:382

約数の個数: 160

約数和(自身を含む): 767808000

約数和(自身を除く): 513452016

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 29, 36, 48, 54, 58, 72, 79, 87, 108, 116, 144, 158, 174, 216, 232, 237, 257, 261, 316, 348, 432, 464, 474, 514, 522, 632, 696, 711, 771, 783, 948, 1028, 1044, 1264, 1392, 1422, 1542, 1566, 1896, 2056, 2088, 2133, 2291, 2313, 2844, 3084, 3132, 3792, 4112, 4176, 4266, 4582, 4626, 5688, 6168, 6264, 6873, 6939, 7453, 8532, 9164, 9252, 11376, 12336, 12528, 13746, 13878, 14906, 17064, 18328, 18504, 20303, 20619, 22359, 27492, 27756, 29812, 34128, 36656, 37008, 40606, 41238, 44718, 54984, 55512, 59624, 60909, 61857, 67077, 81212, 82476, 89436, 109968, 111024, 119248, 121818, 123714, 134154, 162424, 164952, 178872, 182727, 201231, 243636, 247428, 268308, 324848, 329904, 357744, 365454, 402462, 487272, 494856, 536616, 548181, 588787, 730908, 804924, 974544, 989712, 1073232, 1096362, 1177574, 1461816, 1609848, 1766361, 2192724, 2355148, 2923632, 3219696, 3532722, 4385448, 4710296, 5299083, 7065444, 8770896, 9420592, 10598166, 14130888, 15897249, 21196332, 28261776, 31794498, 42392664, 63588996, 84785328, 127177992, 254355984]

約数ペア:

[(1, 254355984), (2, 127177992), (3, 84785328), (4, 63588996), (6, 42392664), (8, 31794498), (9, 28261776), (12, 21196332), (16, 15897249), (18, 14130888), (24, 10598166), (27, 9420592), (29, 8770896), (36, 7065444), (48, 5299083), (54, 4710296), (58, 4385448), (72, 3532722), (79, 3219696), (87, 2923632), (108, 2355148), (116, 2192724), (144, 1766361), (158, 1609848), (174, 1461816), (216, 1177574), (232, 1096362), (237, 1073232), (257, 989712), (261, 974544), (316, 804924), (348, 730908), (432, 588787), (464, 548181), (474, 536616), (514, 494856), (522, 487272), (632, 402462), (696, 365454), (711, 357744), (771, 329904), (783, 324848), (948, 268308), (1028, 247428), (1044, 243636), (1264, 201231), (1392, 182727), (1422, 178872), (1542, 164952), (1566, 162424), (1896, 134154), (2056, 123714), (2088, 121818), (2133, 119248), (2291, 111024), (2313, 109968), (2844, 89436), (3084, 82476), (3132, 81212), (3792, 67077), (4112, 61857), (4176, 60909), (4266, 59624), (4582, 55512), (4626, 54984), (5688, 44718), (6168, 41238), (6264, 40606), (6873, 37008), (6939, 36656), (7453, 34128), (8532, 29812), (9164, 27756), (9252, 27492), (11376, 22359), (12336, 20619), (12528, 20303), (13746, 18504), (13878, 18328), (14906, 17064)]