259807744

素因数分解:

$2^9\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1021}}^1$

素因数の和:1117

約数の個数: 80

約数和(自身を含む): 602211456

約数和(自身を除く): 342403712

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 71, 112, 128, 142, 224, 256, 284, 448, 497, 512, 568, 896, 994, 1021, 1136, 1792, 1988, 2042, 2272, 3584, 3976, 4084, 4544, 7147, 7952, 8168, 9088, 14294, 15904, 16336, 18176, 28588, 31808, 32672, 36352, 57176, 63616, 65344, 72491, 114352, 127232, 130688, 144982, 228704, 254464, 261376, 289964, 457408, 507437, 522752, 579928, 914816, 1014874, 1159856, 1829632, 2029748, 2319712, 3659264, 4059496, 4639424, 8118992, 9278848, 16237984, 18557696, 32475968, 37115392, 64951936, 129903872, 259807744]

約数ペア:

[(1, 259807744), (2, 129903872), (4, 64951936), (7, 37115392), (8, 32475968), (14, 18557696), (16, 16237984), (28, 9278848), (32, 8118992), (56, 4639424), (64, 4059496), (71, 3659264), (112, 2319712), (128, 2029748), (142, 1829632), (224, 1159856), (256, 1014874), (284, 914816), (448, 579928), (497, 522752), (512, 507437), (568, 457408), (896, 289964), (994, 261376), (1021, 254464), (1136, 228704), (1792, 144982), (1988, 130688), (2042, 127232), (2272, 114352), (3584, 72491), (3976, 65344), (4084, 63616), (4544, 57176), (7147, 36352), (7952, 32672), (8168, 31808), (9088, 28588), (14294, 18176), (15904, 16336)]