257628672

素因数分解:

$2^9\times 3^2\times 7^3\times {\mathrm{163}}^1$

素因数の和:208

約数の個数: 240

約数和(自身を含む): 872414400

約数和(自身を除く): 614785728

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 49, 56, 63, 64, 72, 84, 96, 98, 112, 126, 128, 144, 147, 163, 168, 192, 196, 224, 252, 256, 288, 294, 326, 336, 343, 384, 392, 441, 448, 489, 504, 512, 576, 588, 652, 672, 686, 768, 784, 882, 896, 978, 1008, 1029, 1141, 1152, 1176, 1304, 1344, 1372, 1467, 1536, 1568, 1764, 1792, 1956, 2016, 2058, 2282, 2304, 2352, 2608, 2688, 2744, 2934, 3087, 3136, 3423, 3528, 3584, 3912, 4032, 4116, 4564, 4608, 4704, 5216, 5376, 5488, 5868, 6174, 6272, 6846, 7056, 7824, 7987, 8064, 8232, 9128, 9408, 10269, 10432, 10752, 10976, 11736, 12348, 12544, 13692, 14112, 15648, 15974, 16128, 16464, 18256, 18816, 20538, 20864, 21952, 23472, 23961, 24696, 25088, 27384, 28224, 31296, 31948, 32256, 32928, 36512, 37632, 41076, 41728, 43904, 46944, 47922, 49392, 54768, 55909, 56448, 62592, 63896, 65856, 71883, 73024, 75264, 82152, 83456, 87808, 93888, 95844, 98784, 109536, 111818, 112896, 125184, 127792, 131712, 143766, 146048, 164304, 167727, 175616, 187776, 191688, 197568, 219072, 223636, 225792, 250368, 255584, 263424, 287532, 292096, 328608, 335454, 375552, 383376, 395136, 438144, 447272, 503181, 511168, 526848, 575064, 584192, 657216, 670908, 751104, 766752, 790272, 876288, 894544, 1006362, 1022336, 1150128, 1314432, 1341816, 1533504, 1580544, 1752576, 1789088, 2012724, 2044672, 2300256, 2628864, 2683632, 3067008, 3578176, 4025448, 4089344, 4600512, 5257728, 5367264, 6134016, 7156352, 8050896, 9201024, 10734528, 12268032, 14312704, 16101792, 18402048, 21469056, 28625408, 32203584, 36804096, 42938112, 64407168, 85876224, 128814336, 257628672]

約数ペア:

[(1, 257628672), (2, 128814336), (3, 85876224), (4, 64407168), (6, 42938112), (7, 36804096), (8, 32203584), (9, 28625408), (12, 21469056), (14, 18402048), (16, 16101792), (18, 14312704), (21, 12268032), (24, 10734528), (28, 9201024), (32, 8050896), (36, 7156352), (42, 6134016), (48, 5367264), (49, 5257728), (56, 4600512), (63, 4089344), (64, 4025448), (72, 3578176), (84, 3067008), (96, 2683632), (98, 2628864), (112, 2300256), (126, 2044672), (128, 2012724), (144, 1789088), (147, 1752576), (163, 1580544), (168, 1533504), (192, 1341816), (196, 1314432), (224, 1150128), (252, 1022336), (256, 1006362), (288, 894544), (294, 876288), (326, 790272), (336, 766752), (343, 751104), (384, 670908), (392, 657216), (441, 584192), (448, 575064), (489, 526848), (504, 511168), (512, 503181), (576, 447272), (588, 438144), (652, 395136), (672, 383376), (686, 375552), (768, 335454), (784, 328608), (882, 292096), (896, 287532), (978, 263424), (1008, 255584), (1029, 250368), (1141, 225792), (1152, 223636), (1176, 219072), (1304, 197568), (1344, 191688), (1372, 187776), (1467, 175616), (1536, 167727), (1568, 164304), (1764, 146048), (1792, 143766), (1956, 131712), (2016, 127792), (2058, 125184), (2282, 112896), (2304, 111818), (2352, 109536), (2608, 98784), (2688, 95844), (2744, 93888), (2934, 87808), (3087, 83456), (3136, 82152), (3423, 75264), (3528, 73024), (3584, 71883), (3912, 65856), (4032, 63896), (4116, 62592), (4564, 56448), (4608, 55909), (4704, 54768), (5216, 49392), (5376, 47922), (5488, 46944), (5868, 43904), (6174, 41728), (6272, 41076), (6846, 37632), (7056, 36512), (7824, 32928), (7987, 32256), (8064, 31948), (8232, 31296), (9128, 28224), (9408, 27384), (10269, 25088), (10432, 24696), (10752, 23961), (10976, 23472), (11736, 21952), (12348, 20864), (12544, 20538), (13692, 18816), (14112, 18256), (15648, 16464), (15974, 16128)]