256682496

素因数分解:

$2^9\times 3^1\times 7^1\times {\mathrm{23873}}^1$

素因数の和:23901

約数の個数: 80

約数和(自身を含む): 781539264

約数和(自身を除く): 524856768

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 256, 336, 384, 448, 512, 672, 768, 896, 1344, 1536, 1792, 2688, 3584, 5376, 10752, 23873, 47746, 71619, 95492, 143238, 167111, 190984, 286476, 334222, 381968, 501333, 572952, 668444, 763936, 1002666, 1145904, 1336888, 1527872, 2005332, 2291808, 2673776, 3055744, 4010664, 4583616, 5347552, 6111488, 8021328, 9167232, 10695104, 12222976, 16042656, 18334464, 21390208, 32085312, 36668928, 42780416, 64170624, 85560832, 128341248, 256682496]

約数ペア:

[(1, 256682496), (2, 128341248), (3, 85560832), (4, 64170624), (6, 42780416), (7, 36668928), (8, 32085312), (12, 21390208), (14, 18334464), (16, 16042656), (21, 12222976), (24, 10695104), (28, 9167232), (32, 8021328), (42, 6111488), (48, 5347552), (56, 4583616), (64, 4010664), (84, 3055744), (96, 2673776), (112, 2291808), (128, 2005332), (168, 1527872), (192, 1336888), (224, 1145904), (256, 1002666), (336, 763936), (384, 668444), (448, 572952), (512, 501333), (672, 381968), (768, 334222), (896, 286476), (1344, 190984), (1536, 167111), (1792, 143238), (2688, 95492), (3584, 71619), (5376, 47746), (10752, 23873)]