991388160

素因数分解:

$2^9\times 3^4\times 5^1\times 7^1\times {\mathrm{683}}^1$

素因数の和:725

約数の個数: 400

約数和(自身を含む): 4064043456

約数和(自身を除く): 3072655296

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 81, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 162, 168, 180, 189, 192, 210, 216, 224, 240, 252, 256, 270, 280, 288, 315, 320, 324, 336, 360, 378, 384, 405, 420, 432, 448, 480, 504, 512, 540, 560, 567, 576, 630, 640, 648, 672, 683, 720, 756, 768, 810, 840, 864, 896, 945, 960, 1008, 1080, 1120, 1134, 1152, 1260, 1280, 1296, 1344, 1366, 1440, 1512, 1536, 1620, 1680, 1728, 1792, 1890, 1920, 2016, 2049, 2160, 2240, 2268, 2304, 2520, 2560, 2592, 2688, 2732, 2835, 2880, 3024, 3240, 3360, 3415, 3456, 3584, 3780, 3840, 4032, 4098, 4320, 4480, 4536, 4608, 4781, 5040, 5184, 5376, 5464, 5670, 5760, 6048, 6147, 6480, 6720, 6830, 6912, 7560, 7680, 8064, 8196, 8640, 8960, 9072, 9562, 10080, 10245, 10368, 10752, 10928, 11340, 11520, 12096, 12294, 12960, 13440, 13660, 13824, 14343, 15120, 16128, 16392, 17280, 17920, 18144, 18441, 19124, 20160, 20490, 20736, 21856, 22680, 23040, 23905, 24192, 24588, 25920, 26880, 27320, 28686, 30240, 30735, 32256, 32784, 34560, 36288, 36882, 38248, 40320, 40980, 41472, 43029, 43712, 45360, 47810, 48384, 49176, 51840, 53760, 54640, 55323, 57372, 60480, 61470, 65568, 69120, 71715, 72576, 73764, 76496, 80640, 81960, 86058, 87424, 90720, 92205, 95620, 96768, 98352, 103680, 109280, 110646, 114744, 120960, 122940, 129087, 131136, 143430, 145152, 147528, 152992, 161280, 163920, 172116, 174848, 181440, 184410, 191240, 196704, 207360, 215145, 218560, 221292, 229488, 241920, 245880, 258174, 262272, 276615, 286860, 290304, 295056, 305984, 327840, 344232, 349696, 362880, 368820, 382480, 387261, 393408, 430290, 437120, 442584, 458976, 483840, 491760, 516348, 524544, 553230, 573720, 590112, 611968, 645435, 655680, 688464, 725760, 737640, 764960, 774522, 786816, 860580, 874240, 885168, 917952, 983520, 1032696, 1049088, 1106460, 1147440, 1180224, 1223936, 1290870, 1311360, 1376928, 1451520, 1475280, 1529920, 1549044, 1573632, 1721160, 1748480, 1770336, 1835904, 1936305, 1967040, 2065392, 2212920, 2294880, 2360448, 2447872, 2581740, 2622720, 2753856, 2950560, 3059840, 3098088, 3147264, 3442320, 3540672, 3671808, 3872610, 3934080, 4130784, 4425840, 4589760, 4720896, 5163480, 5245440, 5507712, 5901120, 6119680, 6196176, 6884640, 7081344, 7343616, 7745220, 7868160, 8261568, 8851680, 9179520, 9441792, 10326960, 11015424, 11802240, 12239360, 12392352, 13769280, 14162688, 15490440, 15736320, 16523136, 17703360, 18359040, 20653920, 22030848, 23604480, 24784704, 27538560, 28325376, 30980880, 33046272, 35406720, 36718080, 41307840, 47208960, 49569408, 55077120, 61961760, 66092544, 70813440, 82615680, 99138816, 110154240, 123923520, 141626880, 165231360, 198277632, 247847040, 330462720, 495694080, 991388160]

約数ペア:

[(1, 991388160), (2, 495694080), (3, 330462720), (4, 247847040), (5, 198277632), (6, 165231360), (7, 141626880), (8, 123923520), (9, 110154240), (10, 99138816), (12, 82615680), (14, 70813440), (15, 66092544), (16, 61961760), (18, 55077120), (20, 49569408), (21, 47208960), (24, 41307840), (27, 36718080), (28, 35406720), (30, 33046272), (32, 30980880), (35, 28325376), (36, 27538560), (40, 24784704), (42, 23604480), (45, 22030848), (48, 20653920), (54, 18359040), (56, 17703360), (60, 16523136), (63, 15736320), (64, 15490440), (70, 14162688), (72, 13769280), (80, 12392352), (81, 12239360), (84, 11802240), (90, 11015424), (96, 10326960), (105, 9441792), (108, 9179520), (112, 8851680), (120, 8261568), (126, 7868160), (128, 7745220), (135, 7343616), (140, 7081344), (144, 6884640), (160, 6196176), (162, 6119680), (168, 5901120), (180, 5507712), (189, 5245440), (192, 5163480), (210, 4720896), (216, 4589760), (224, 4425840), (240, 4130784), (252, 3934080), (256, 3872610), (270, 3671808), (280, 3540672), (288, 3442320), (315, 3147264), (320, 3098088), (324, 3059840), (336, 2950560), (360, 2753856), (378, 2622720), (384, 2581740), (405, 2447872), (420, 2360448), (432, 2294880), (448, 2212920), (480, 2065392), (504, 1967040), (512, 1936305), (540, 1835904), (560, 1770336), (567, 1748480), (576, 1721160), (630, 1573632), (640, 1549044), (648, 1529920), (672, 1475280), (683, 1451520), (720, 1376928), (756, 1311360), (768, 1290870), (810, 1223936), (840, 1180224), (864, 1147440), (896, 1106460), (945, 1049088), (960, 1032696), (1008, 983520), (1080, 917952), (1120, 885168), (1134, 874240), (1152, 860580), (1260, 786816), (1280, 774522), (1296, 764960), (1344, 737640), (1366, 725760), (1440, 688464), (1512, 655680), (1536, 645435), (1620, 611968), (1680, 590112), (1728, 573720), (1792, 553230), (1890, 524544), (1920, 516348), (2016, 491760), (2049, 483840), (2160, 458976), (2240, 442584), (2268, 437120), (2304, 430290), (2520, 393408), (2560, 387261), (2592, 382480), (2688, 368820), (2732, 362880), (2835, 349696), (2880, 344232), (3024, 327840), (3240, 305984), (3360, 295056), (3415, 290304), (3456, 286860), (3584, 276615), (3780, 262272), (3840, 258174), (4032, 245880), (4098, 241920), (4320, 229488), (4480, 221292), (4536, 218560), (4608, 215145), (4781, 207360), (5040, 196704), (5184, 191240), (5376, 184410), (5464, 181440), (5670, 174848), (5760, 172116), (6048, 163920), (6147, 161280), (6480, 152992), (6720, 147528), (6830, 145152), (6912, 143430), (7560, 131136), (7680, 129087), (8064, 122940), (8196, 120960), (8640, 114744), (8960, 110646), (9072, 109280), (9562, 103680), (10080, 98352), (10245, 96768), (10368, 95620), (10752, 92205), (10928, 90720), (11340, 87424), (11520, 86058), (12096, 81960), (12294, 80640), (12960, 76496), (13440, 73764), (13660, 72576), (13824, 71715), (14343, 69120), (15120, 65568), (16128, 61470), (16392, 60480), (17280, 57372), (17920, 55323), (18144, 54640), (18441, 53760), (19124, 51840), (20160, 49176), (20490, 48384), (20736, 47810), (21856, 45360), (22680, 43712), (23040, 43029), (23905, 41472), (24192, 40980), (24588, 40320), (25920, 38248), (26880, 36882), (27320, 36288), (28686, 34560), (30240, 32784), (30735, 32256)]