256388352

素因数分解:

$2^8\times 3^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:161

約数の個数: 216

約数和(自身を含む): 782933760

約数和(自身を除く): 526545408

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 31, 32, 33, 44, 48, 62, 64, 66, 88, 89, 93, 96, 121, 124, 128, 132, 176, 178, 186, 192, 242, 248, 256, 264, 267, 341, 352, 356, 363, 372, 384, 484, 496, 528, 534, 682, 704, 712, 726, 744, 768, 968, 979, 992, 1023, 1056, 1068, 1364, 1408, 1424, 1452, 1488, 1936, 1958, 1984, 2046, 2112, 2136, 2728, 2759, 2816, 2848, 2904, 2937, 2976, 3751, 3872, 3916, 3968, 4092, 4224, 4272, 5456, 5518, 5696, 5808, 5874, 5952, 7502, 7744, 7832, 7936, 8184, 8277, 8448, 8544, 10769, 10912, 11036, 11253, 11392, 11616, 11748, 11904, 15004, 15488, 15664, 16368, 16554, 17088, 21538, 21824, 22072, 22506, 22784, 23232, 23496, 23808, 30008, 30349, 30976, 31328, 32307, 32736, 33108, 34176, 43076, 43648, 44144, 45012, 46464, 46992, 60016, 60698, 62656, 64614, 65472, 66216, 68352, 86152, 87296, 88288, 90024, 91047, 92928, 93984, 120032, 121396, 125312, 129228, 130944, 132432, 172304, 176576, 180048, 182094, 187968, 240064, 242792, 250624, 258456, 261888, 264864, 333839, 344608, 353152, 360096, 364188, 375936, 480128, 485584, 516912, 529728, 667678, 689216, 706304, 720192, 728376, 751872, 960256, 971168, 1001517, 1033824, 1059456, 1335356, 1378432, 1440384, 1456752, 1942336, 2003034, 2067648, 2118912, 2670712, 2756864, 2880768, 2913504, 3884672, 4006068, 4135296, 5341424, 5827008, 7769344, 8012136, 8270592, 10682848, 11654016, 16024272, 21365696, 23308032, 32048544, 42731392, 64097088, 85462784, 128194176, 256388352]

約数ペア:

[(1, 256388352), (2, 128194176), (3, 85462784), (4, 64097088), (6, 42731392), (8, 32048544), (11, 23308032), (12, 21365696), (16, 16024272), (22, 11654016), (24, 10682848), (31, 8270592), (32, 8012136), (33, 7769344), (44, 5827008), (48, 5341424), (62, 4135296), (64, 4006068), (66, 3884672), (88, 2913504), (89, 2880768), (93, 2756864), (96, 2670712), (121, 2118912), (124, 2067648), (128, 2003034), (132, 1942336), (176, 1456752), (178, 1440384), (186, 1378432), (192, 1335356), (242, 1059456), (248, 1033824), (256, 1001517), (264, 971168), (267, 960256), (341, 751872), (352, 728376), (356, 720192), (363, 706304), (372, 689216), (384, 667678), (484, 529728), (496, 516912), (528, 485584), (534, 480128), (682, 375936), (704, 364188), (712, 360096), (726, 353152), (744, 344608), (768, 333839), (968, 264864), (979, 261888), (992, 258456), (1023, 250624), (1056, 242792), (1068, 240064), (1364, 187968), (1408, 182094), (1424, 180048), (1452, 176576), (1488, 172304), (1936, 132432), (1958, 130944), (1984, 129228), (2046, 125312), (2112, 121396), (2136, 120032), (2728, 93984), (2759, 92928), (2816, 91047), (2848, 90024), (2904, 88288), (2937, 87296), (2976, 86152), (3751, 68352), (3872, 66216), (3916, 65472), (3968, 64614), (4092, 62656), (4224, 60698), (4272, 60016), (5456, 46992), (5518, 46464), (5696, 45012), (5808, 44144), (5874, 43648), (5952, 43076), (7502, 34176), (7744, 33108), (7832, 32736), (7936, 32307), (8184, 31328), (8277, 30976), (8448, 30349), (8544, 30008), (10769, 23808), (10912, 23496), (11036, 23232), (11253, 22784), (11392, 22506), (11616, 22072), (11748, 21824), (11904, 21538), (15004, 17088), (15488, 16554), (15664, 16368)]