257239008

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{541}}^1$

素因数の和:697

約数の個数: 144

約数和(自身を含む): 795465216

約数和(自身を除く): 538226208

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 127, 144, 156, 208, 234, 254, 288, 312, 381, 416, 468, 508, 541, 624, 762, 936, 1016, 1082, 1143, 1248, 1524, 1623, 1651, 1872, 2032, 2164, 2286, 3048, 3246, 3302, 3744, 4064, 4328, 4572, 4869, 4953, 6096, 6492, 6604, 7033, 8656, 9144, 9738, 9906, 12192, 12984, 13208, 14066, 14859, 17312, 18288, 19476, 19812, 21099, 25968, 26416, 28132, 29718, 36576, 38952, 39624, 42198, 51936, 52832, 56264, 59436, 63297, 68707, 77904, 79248, 84396, 112528, 118872, 126594, 137414, 155808, 158496, 168792, 206121, 225056, 237744, 253188, 274828, 337584, 412242, 475488, 506376, 549656, 618363, 675168, 824484, 893191, 1012752, 1099312, 1236726, 1648968, 1786382, 2025504, 2198624, 2473452, 2679573, 3297936, 3572764, 4946904, 5359146, 6595872, 7145528, 8038719, 9893808, 10718292, 14291056, 16077438, 19787616, 21436584, 28582112, 32154876, 42873168, 64309752, 85746336, 128619504, 257239008]

約数ペア:

[(1, 257239008), (2, 128619504), (3, 85746336), (4, 64309752), (6, 42873168), (8, 32154876), (9, 28582112), (12, 21436584), (13, 19787616), (16, 16077438), (18, 14291056), (24, 10718292), (26, 9893808), (32, 8038719), (36, 7145528), (39, 6595872), (48, 5359146), (52, 4946904), (72, 3572764), (78, 3297936), (96, 2679573), (104, 2473452), (117, 2198624), (127, 2025504), (144, 1786382), (156, 1648968), (208, 1236726), (234, 1099312), (254, 1012752), (288, 893191), (312, 824484), (381, 675168), (416, 618363), (468, 549656), (508, 506376), (541, 475488), (624, 412242), (762, 337584), (936, 274828), (1016, 253188), (1082, 237744), (1143, 225056), (1248, 206121), (1524, 168792), (1623, 158496), (1651, 155808), (1872, 137414), (2032, 126594), (2164, 118872), (2286, 112528), (3048, 84396), (3246, 79248), (3302, 77904), (3744, 68707), (4064, 63297), (4328, 59436), (4572, 56264), (4869, 52832), (4953, 51936), (6096, 42198), (6492, 39624), (6604, 38952), (7033, 36576), (8656, 29718), (9144, 28132), (9738, 26416), (9906, 25968), (12192, 21099), (12984, 19812), (13208, 19476), (14066, 18288), (14859, 17312)]