261290304

素因数分解:

$2^6\times 3^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{163}}^1$

素因数の和:226

約数の個数: 252

約数和(自身を含む): 864278688

約数和(自身を除く): 602988384

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 23, 24, 32, 33, 36, 44, 46, 48, 64, 66, 69, 72, 88, 92, 96, 99, 121, 132, 138, 144, 163, 176, 184, 192, 198, 207, 242, 253, 264, 276, 288, 326, 352, 363, 368, 396, 414, 484, 489, 506, 528, 552, 576, 652, 704, 726, 736, 759, 792, 828, 968, 978, 1012, 1056, 1089, 1104, 1304, 1452, 1467, 1472, 1518, 1584, 1656, 1793, 1936, 1956, 2024, 2112, 2178, 2208, 2277, 2608, 2783, 2904, 2934, 3036, 3168, 3312, 3586, 3749, 3872, 3912, 4048, 4356, 4416, 4554, 5216, 5379, 5566, 5808, 5868, 6072, 6336, 6624, 7172, 7498, 7744, 7824, 8096, 8349, 8712, 9108, 10432, 10758, 11132, 11247, 11616, 11736, 12144, 13248, 14344, 14996, 15648, 16137, 16192, 16698, 17424, 18216, 19723, 21516, 22264, 22494, 23232, 23472, 24288, 25047, 28688, 29992, 31296, 32274, 33396, 33741, 34848, 36432, 39446, 41239, 43032, 44528, 44988, 46944, 48576, 50094, 57376, 59169, 59984, 64548, 66792, 67482, 69696, 72864, 78892, 82478, 86064, 89056, 89976, 93888, 100188, 114752, 118338, 119968, 123717, 129096, 133584, 134964, 145728, 157784, 164956, 172128, 177507, 178112, 179952, 200376, 236676, 239936, 247434, 258192, 267168, 269928, 315568, 329912, 344256, 355014, 359904, 371151, 400752, 453629, 473352, 494868, 516384, 534336, 539856, 631136, 659824, 710028, 719808, 742302, 801504, 907258, 946704, 989736, 1032768, 1079712, 1262272, 1319648, 1360887, 1420056, 1484604, 1603008, 1814516, 1893408, 1979472, 2159424, 2639296, 2721774, 2840112, 2969208, 3629032, 3786816, 3958944, 4082661, 5443548, 5680224, 5938416, 7258064, 7917888, 8165322, 10887096, 11360448, 11876832, 14516128, 16330644, 21774192, 23753664, 29032256, 32661288, 43548384, 65322576, 87096768, 130645152, 261290304]

約数ペア:

[(1, 261290304), (2, 130645152), (3, 87096768), (4, 65322576), (6, 43548384), (8, 32661288), (9, 29032256), (11, 23753664), (12, 21774192), (16, 16330644), (18, 14516128), (22, 11876832), (23, 11360448), (24, 10887096), (32, 8165322), (33, 7917888), (36, 7258064), (44, 5938416), (46, 5680224), (48, 5443548), (64, 4082661), (66, 3958944), (69, 3786816), (72, 3629032), (88, 2969208), (92, 2840112), (96, 2721774), (99, 2639296), (121, 2159424), (132, 1979472), (138, 1893408), (144, 1814516), (163, 1603008), (176, 1484604), (184, 1420056), (192, 1360887), (198, 1319648), (207, 1262272), (242, 1079712), (253, 1032768), (264, 989736), (276, 946704), (288, 907258), (326, 801504), (352, 742302), (363, 719808), (368, 710028), (396, 659824), (414, 631136), (484, 539856), (489, 534336), (506, 516384), (528, 494868), (552, 473352), (576, 453629), (652, 400752), (704, 371151), (726, 359904), (736, 355014), (759, 344256), (792, 329912), (828, 315568), (968, 269928), (978, 267168), (1012, 258192), (1056, 247434), (1089, 239936), (1104, 236676), (1304, 200376), (1452, 179952), (1467, 178112), (1472, 177507), (1518, 172128), (1584, 164956), (1656, 157784), (1793, 145728), (1936, 134964), (1956, 133584), (2024, 129096), (2112, 123717), (2178, 119968), (2208, 118338), (2277, 114752), (2608, 100188), (2783, 93888), (2904, 89976), (2934, 89056), (3036, 86064), (3168, 82478), (3312, 78892), (3586, 72864), (3749, 69696), (3872, 67482), (3912, 66792), (4048, 64548), (4356, 59984), (4416, 59169), (4554, 57376), (5216, 50094), (5379, 48576), (5566, 46944), (5808, 44988), (5868, 44528), (6072, 43032), (6336, 41239), (6624, 39446), (7172, 36432), (7498, 34848), (7744, 33741), (7824, 33396), (8096, 32274), (8349, 31296), (8712, 29992), (9108, 28688), (10432, 25047), (10758, 24288), (11132, 23472), (11247, 23232), (11616, 22494), (11736, 22264), (12144, 21516), (13248, 19723), (14344, 18216), (14996, 17424), (15648, 16698), (16137, 16192)]