256339968

素因数分解:

$2^{12}\times 3^1\times {\mathrm{23}}^1\times {\mathrm{907}}^1$

素因数の和:957

約数の個数: 104

約数和(自身を含む): 713993088

約数和(自身を除く): 457653120

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 64, 69, 92, 96, 128, 138, 184, 192, 256, 276, 368, 384, 512, 552, 736, 768, 907, 1024, 1104, 1472, 1536, 1814, 2048, 2208, 2721, 2944, 3072, 3628, 4096, 4416, 5442, 5888, 6144, 7256, 8832, 10884, 11776, 12288, 14512, 17664, 20861, 21768, 23552, 29024, 35328, 41722, 43536, 47104, 58048, 62583, 70656, 83444, 87072, 94208, 116096, 125166, 141312, 166888, 174144, 232192, 250332, 282624, 333776, 348288, 464384, 500664, 667552, 696576, 928768, 1001328, 1335104, 1393152, 1857536, 2002656, 2670208, 2786304, 3715072, 4005312, 5340416, 5572608, 8010624, 10680832, 11145216, 16021248, 21361664, 32042496, 42723328, 64084992, 85446656, 128169984, 256339968]

約数ペア:

[(1, 256339968), (2, 128169984), (3, 85446656), (4, 64084992), (6, 42723328), (8, 32042496), (12, 21361664), (16, 16021248), (23, 11145216), (24, 10680832), (32, 8010624), (46, 5572608), (48, 5340416), (64, 4005312), (69, 3715072), (92, 2786304), (96, 2670208), (128, 2002656), (138, 1857536), (184, 1393152), (192, 1335104), (256, 1001328), (276, 928768), (368, 696576), (384, 667552), (512, 500664), (552, 464384), (736, 348288), (768, 333776), (907, 282624), (1024, 250332), (1104, 232192), (1472, 174144), (1536, 166888), (1814, 141312), (2048, 125166), (2208, 116096), (2721, 94208), (2944, 87072), (3072, 83444), (3628, 70656), (4096, 62583), (4416, 58048), (5442, 47104), (5888, 43536), (6144, 41722), (7256, 35328), (8832, 29024), (10884, 23552), (11776, 21768), (12288, 20861), (14512, 17664)]