261384192

素因数分解:

$2^{11}\times 3^3\times {\mathrm{29}}^1\times {\mathrm{163}}^1$

素因数の和:223

約数の個数: 192

約数和(自身を含む): 805896000

約数和(自身を除く): 544511808

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 29, 32, 36, 48, 54, 58, 64, 72, 87, 96, 108, 116, 128, 144, 163, 174, 192, 216, 232, 256, 261, 288, 326, 348, 384, 432, 464, 489, 512, 522, 576, 652, 696, 768, 783, 864, 928, 978, 1024, 1044, 1152, 1304, 1392, 1467, 1536, 1566, 1728, 1856, 1956, 2048, 2088, 2304, 2608, 2784, 2934, 3072, 3132, 3456, 3712, 3912, 4176, 4401, 4608, 4727, 5216, 5568, 5868, 6144, 6264, 6912, 7424, 7824, 8352, 8802, 9216, 9454, 10432, 11136, 11736, 12528, 13824, 14181, 14848, 15648, 16704, 17604, 18432, 18908, 20864, 22272, 23472, 25056, 27648, 28362, 29696, 31296, 33408, 35208, 37816, 41728, 42543, 44544, 46944, 50112, 55296, 56724, 59392, 62592, 66816, 70416, 75632, 83456, 85086, 89088, 93888, 100224, 113448, 125184, 127629, 133632, 140832, 151264, 166912, 170172, 178176, 187776, 200448, 226896, 250368, 255258, 267264, 281664, 302528, 333824, 340344, 375552, 400896, 453792, 500736, 510516, 534528, 563328, 605056, 680688, 751104, 801792, 907584, 1001472, 1021032, 1126656, 1210112, 1361376, 1502208, 1603584, 1815168, 2042064, 2253312, 2420224, 2722752, 3004416, 3630336, 4084128, 4506624, 4840448, 5445504, 7260672, 8168256, 9013248, 9680896, 10891008, 14521344, 16336512, 21782016, 29042688, 32673024, 43564032, 65346048, 87128064, 130692096, 261384192]

約数ペア:

[(1, 261384192), (2, 130692096), (3, 87128064), (4, 65346048), (6, 43564032), (8, 32673024), (9, 29042688), (12, 21782016), (16, 16336512), (18, 14521344), (24, 10891008), (27, 9680896), (29, 9013248), (32, 8168256), (36, 7260672), (48, 5445504), (54, 4840448), (58, 4506624), (64, 4084128), (72, 3630336), (87, 3004416), (96, 2722752), (108, 2420224), (116, 2253312), (128, 2042064), (144, 1815168), (163, 1603584), (174, 1502208), (192, 1361376), (216, 1210112), (232, 1126656), (256, 1021032), (261, 1001472), (288, 907584), (326, 801792), (348, 751104), (384, 680688), (432, 605056), (464, 563328), (489, 534528), (512, 510516), (522, 500736), (576, 453792), (652, 400896), (696, 375552), (768, 340344), (783, 333824), (864, 302528), (928, 281664), (978, 267264), (1024, 255258), (1044, 250368), (1152, 226896), (1304, 200448), (1392, 187776), (1467, 178176), (1536, 170172), (1566, 166912), (1728, 151264), (1856, 140832), (1956, 133632), (2048, 127629), (2088, 125184), (2304, 113448), (2608, 100224), (2784, 93888), (2934, 89088), (3072, 85086), (3132, 83456), (3456, 75632), (3712, 70416), (3912, 66816), (4176, 62592), (4401, 59392), (4608, 56724), (4727, 55296), (5216, 50112), (5568, 46944), (5868, 44544), (6144, 42543), (6264, 41728), (6912, 37816), (7424, 35208), (7824, 33408), (8352, 31296), (8802, 29696), (9216, 28362), (9454, 27648), (10432, 25056), (11136, 23472), (11736, 22272), (12528, 20864), (13824, 18908), (14181, 18432), (14848, 17604), (15648, 16704)]