991415040

素因数分解:

$2^8\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{479}}^1$

素因数の和:528

約数の個数: 432

約数和(自身を含む): 4026516480

約数和(自身を除く): 3035101440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 32, 33, 35, 40, 42, 44, 48, 49, 55, 56, 60, 64, 66, 70, 77, 80, 84, 88, 96, 98, 105, 110, 112, 120, 128, 132, 140, 147, 154, 160, 165, 168, 176, 192, 196, 210, 220, 224, 231, 240, 245, 256, 264, 280, 294, 308, 320, 330, 336, 352, 384, 385, 392, 420, 440, 448, 462, 479, 480, 490, 528, 539, 560, 588, 616, 640, 660, 672, 704, 735, 768, 770, 784, 840, 880, 896, 924, 958, 960, 980, 1056, 1078, 1120, 1155, 1176, 1232, 1280, 1320, 1344, 1408, 1437, 1470, 1540, 1568, 1617, 1680, 1760, 1792, 1848, 1916, 1920, 1960, 2112, 2156, 2240, 2310, 2352, 2395, 2464, 2640, 2688, 2695, 2816, 2874, 2940, 3080, 3136, 3234, 3353, 3360, 3520, 3696, 3832, 3840, 3920, 4224, 4312, 4480, 4620, 4704, 4790, 4928, 5269, 5280, 5376, 5390, 5748, 5880, 6160, 6272, 6468, 6706, 6720, 7040, 7185, 7392, 7664, 7840, 8085, 8448, 8624, 8960, 9240, 9408, 9580, 9856, 10059, 10538, 10560, 10780, 11496, 11760, 12320, 12544, 12936, 13412, 13440, 14080, 14370, 14784, 15328, 15680, 15807, 16170, 16765, 17248, 18480, 18816, 19160, 19712, 20118, 21076, 21120, 21560, 22992, 23471, 23520, 24640, 25872, 26345, 26824, 26880, 28740, 29568, 30656, 31360, 31614, 32340, 33530, 34496, 36883, 36960, 37632, 38320, 40236, 42152, 42240, 43120, 45984, 46942, 47040, 49280, 50295, 51744, 52690, 53648, 57480, 59136, 61312, 62720, 63228, 64680, 67060, 68992, 70413, 73766, 73920, 76640, 79035, 80472, 84304, 86240, 91968, 93884, 94080, 98560, 100590, 103488, 105380, 107296, 110649, 114960, 117355, 122624, 126456, 129360, 134120, 137984, 140826, 147532, 147840, 153280, 158070, 160944, 168608, 172480, 183936, 184415, 187768, 188160, 201180, 206976, 210760, 214592, 221298, 229920, 234710, 252912, 258181, 258720, 268240, 281652, 295064, 295680, 306560, 316140, 321888, 337216, 344960, 352065, 367872, 368830, 375536, 402360, 413952, 421520, 429184, 442596, 459840, 469420, 505824, 516362, 517440, 536480, 553245, 563304, 590128, 613120, 632280, 643776, 674432, 689920, 704130, 737660, 751072, 774543, 804720, 843040, 858368, 885192, 919680, 938840, 1011648, 1032724, 1034880, 1072960, 1106490, 1126608, 1180256, 1264560, 1287552, 1290905, 1348864, 1408260, 1475320, 1502144, 1549086, 1609440, 1686080, 1770384, 1839360, 1877680, 2023296, 2065448, 2069760, 2145920, 2212980, 2253216, 2360512, 2529120, 2575104, 2581810, 2816520, 2950640, 3004288, 3098172, 3218880, 3372160, 3540768, 3755360, 3872715, 4046592, 4130896, 4291840, 4425960, 4506432, 4721024, 5058240, 5163620, 5633040, 5901280, 6008576, 6196344, 6437760, 6744320, 7081536, 7510720, 7745430, 8261792, 8851920, 9012864, 9442048, 10116480, 10327240, 11266080, 11802560, 12392688, 12875520, 14163072, 15021440, 15490860, 16523584, 17703840, 18025728, 20232960, 20654480, 22532160, 23605120, 24785376, 28326144, 30042880, 30981720, 33047168, 35407680, 41308960, 45064320, 47210240, 49570752, 61963440, 66094336, 70815360, 82617920, 90128640, 99141504, 123926880, 141630720, 165235840, 198283008, 247853760, 330471680, 495707520, 991415040]

約数ペア:

[(1, 991415040), (2, 495707520), (3, 330471680), (4, 247853760), (5, 198283008), (6, 165235840), (7, 141630720), (8, 123926880), (10, 99141504), (11, 90128640), (12, 82617920), (14, 70815360), (15, 66094336), (16, 61963440), (20, 49570752), (21, 47210240), (22, 45064320), (24, 41308960), (28, 35407680), (30, 33047168), (32, 30981720), (33, 30042880), (35, 28326144), (40, 24785376), (42, 23605120), (44, 22532160), (48, 20654480), (49, 20232960), (55, 18025728), (56, 17703840), (60, 16523584), (64, 15490860), (66, 15021440), (70, 14163072), (77, 12875520), (80, 12392688), (84, 11802560), (88, 11266080), (96, 10327240), (98, 10116480), (105, 9442048), (110, 9012864), (112, 8851920), (120, 8261792), (128, 7745430), (132, 7510720), (140, 7081536), (147, 6744320), (154, 6437760), (160, 6196344), (165, 6008576), (168, 5901280), (176, 5633040), (192, 5163620), (196, 5058240), (210, 4721024), (220, 4506432), (224, 4425960), (231, 4291840), (240, 4130896), (245, 4046592), (256, 3872715), (264, 3755360), (280, 3540768), (294, 3372160), (308, 3218880), (320, 3098172), (330, 3004288), (336, 2950640), (352, 2816520), (384, 2581810), (385, 2575104), (392, 2529120), (420, 2360512), (440, 2253216), (448, 2212980), (462, 2145920), (479, 2069760), (480, 2065448), (490, 2023296), (528, 1877680), (539, 1839360), (560, 1770384), (588, 1686080), (616, 1609440), (640, 1549086), (660, 1502144), (672, 1475320), (704, 1408260), (735, 1348864), (768, 1290905), (770, 1287552), (784, 1264560), (840, 1180256), (880, 1126608), (896, 1106490), (924, 1072960), (958, 1034880), (960, 1032724), (980, 1011648), (1056, 938840), (1078, 919680), (1120, 885192), (1155, 858368), (1176, 843040), (1232, 804720), (1280, 774543), (1320, 751072), (1344, 737660), (1408, 704130), (1437, 689920), (1470, 674432), (1540, 643776), (1568, 632280), (1617, 613120), (1680, 590128), (1760, 563304), (1792, 553245), (1848, 536480), (1916, 517440), (1920, 516362), (1960, 505824), (2112, 469420), (2156, 459840), (2240, 442596), (2310, 429184), (2352, 421520), (2395, 413952), (2464, 402360), (2640, 375536), (2688, 368830), (2695, 367872), (2816, 352065), (2874, 344960), (2940, 337216), (3080, 321888), (3136, 316140), (3234, 306560), (3353, 295680), (3360, 295064), (3520, 281652), (3696, 268240), (3832, 258720), (3840, 258181), (3920, 252912), (4224, 234710), (4312, 229920), (4480, 221298), (4620, 214592), (4704, 210760), (4790, 206976), (4928, 201180), (5269, 188160), (5280, 187768), (5376, 184415), (5390, 183936), (5748, 172480), (5880, 168608), (6160, 160944), (6272, 158070), (6468, 153280), (6706, 147840), (6720, 147532), (7040, 140826), (7185, 137984), (7392, 134120), (7664, 129360), (7840, 126456), (8085, 122624), (8448, 117355), (8624, 114960), (8960, 110649), (9240, 107296), (9408, 105380), (9580, 103488), (9856, 100590), (10059, 98560), (10538, 94080), (10560, 93884), (10780, 91968), (11496, 86240), (11760, 84304), (12320, 80472), (12544, 79035), (12936, 76640), (13412, 73920), (13440, 73766), (14080, 70413), (14370, 68992), (14784, 67060), (15328, 64680), (15680, 63228), (15807, 62720), (16170, 61312), (16765, 59136), (17248, 57480), (18480, 53648), (18816, 52690), (19160, 51744), (19712, 50295), (20118, 49280), (21076, 47040), (21120, 46942), (21560, 45984), (22992, 43120), (23471, 42240), (23520, 42152), (24640, 40236), (25872, 38320), (26345, 37632), (26824, 36960), (26880, 36883), (28740, 34496), (29568, 33530), (30656, 32340), (31360, 31614)]