20447846016

素因数分解:

$2^7\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1\times {\mathrm{577}}^1$

素因数の和:867

約数の個数: 256

約数和(自身を含む): 60748262400

約数和(自身を除く): 40300416384

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 32, 39, 48, 52, 62, 64, 78, 93, 96, 104, 124, 128, 156, 186, 192, 208, 229, 248, 312, 372, 384, 403, 416, 458, 496, 577, 624, 687, 744, 806, 832, 916, 992, 1154, 1209, 1248, 1374, 1488, 1612, 1664, 1731, 1832, 1984, 2308, 2418, 2496, 2748, 2976, 2977, 3224, 3462, 3664, 3968, 4616, 4836, 4992, 5496, 5952, 5954, 6448, 6924, 7099, 7328, 7501, 8931, 9232, 9672, 10992, 11904, 11908, 12896, 13848, 14198, 14656, 15002, 17862, 17887, 18464, 19344, 21297, 21984, 22503, 23816, 25792, 27696, 28396, 29312, 30004, 35724, 35774, 36928, 38688, 42594, 43968, 45006, 47632, 51584, 53661, 55392, 56792, 60008, 71448, 71548, 73856, 77376, 85188, 87936, 90012, 92287, 95264, 107322, 110784, 113584, 120016, 132133, 142896, 143096, 154752, 170376, 180024, 184574, 190528, 214644, 221568, 227168, 232531, 240032, 264266, 276861, 285792, 286192, 340752, 360048, 369148, 381056, 396399, 429288, 454336, 465062, 480064, 528532, 553722, 571584, 572384, 681504, 697593, 720096, 738296, 792798, 858576, 908672, 930124, 960128, 1057064, 1107444, 1143168, 1144768, 1363008, 1395186, 1440192, 1476592, 1585596, 1717152, 1717729, 1860248, 2114128, 2214888, 2289536, 2726016, 2790372, 2880384, 2953184, 3171192, 3434304, 3435458, 3720496, 4096123, 4228256, 4429776, 5153187, 5580744, 5906368, 6342384, 6868608, 6870916, 7440992, 8192246, 8456512, 8859552, 10306374, 11161488, 11812736, 12288369, 12684768, 13741832, 14881984, 16384492, 16913024, 17719104, 20612748, 22322976, 24576738, 25369536, 27483664, 29763968, 32768984, 35438208, 41225496, 44645952, 49153476, 50739072, 53249599, 54967328, 65537968, 82450992, 89291904, 98306952, 106499198, 109934656, 131075936, 159748797, 164901984, 196613904, 212998396, 219869312, 262151872, 319497594, 329803968, 393227808, 425996792, 524303744, 638995188, 659607936, 786455616, 851993584, 1277990376, 1572911232, 1703987168, 2555980752, 3407974336, 5111961504, 6815948672, 10223923008, 20447846016]

約数ペア:

[(1, 20447846016), (2, 10223923008), (3, 6815948672), (4, 5111961504), (6, 3407974336), (8, 2555980752), (12, 1703987168), (13, 1572911232), (16, 1277990376), (24, 851993584), (26, 786455616), (31, 659607936), (32, 638995188), (39, 524303744), (48, 425996792), (52, 393227808), (62, 329803968), (64, 319497594), (78, 262151872), (93, 219869312), (96, 212998396), (104, 196613904), (124, 164901984), (128, 159748797), (156, 131075936), (186, 109934656), (192, 106499198), (208, 98306952), (229, 89291904), (248, 82450992), (312, 65537968), (372, 54967328), (384, 53249599), (403, 50739072), (416, 49153476), (458, 44645952), (496, 41225496), (577, 35438208), (624, 32768984), (687, 29763968), (744, 27483664), (806, 25369536), (832, 24576738), (916, 22322976), (992, 20612748), (1154, 17719104), (1209, 16913024), (1248, 16384492), (1374, 14881984), (1488, 13741832), (1612, 12684768), (1664, 12288369), (1731, 11812736), (1832, 11161488), (1984, 10306374), (2308, 8859552), (2418, 8456512), (2496, 8192246), (2748, 7440992), (2976, 6870916), (2977, 6868608), (3224, 6342384), (3462, 5906368), (3664, 5580744), (3968, 5153187), (4616, 4429776), (4836, 4228256), (4992, 4096123), (5496, 3720496), (5952, 3435458), (5954, 3434304), (6448, 3171192), (6924, 2953184), (7099, 2880384), (7328, 2790372), (7501, 2726016), (8931, 2289536), (9232, 2214888), (9672, 2114128), (10992, 1860248), (11904, 1717729), (11908, 1717152), (12896, 1585596), (13848, 1476592), (14198, 1440192), (14656, 1395186), (15002, 1363008), (17862, 1144768), (17887, 1143168), (18464, 1107444), (19344, 1057064), (21297, 960128), (21984, 930124), (22503, 908672), (23816, 858576), (25792, 792798), (27696, 738296), (28396, 720096), (29312, 697593), (30004, 681504), (35724, 572384), (35774, 571584), (36928, 553722), (38688, 528532), (42594, 480064), (43968, 465062), (45006, 454336), (47632, 429288), (51584, 396399), (53661, 381056), (55392, 369148), (56792, 360048), (60008, 340752), (71448, 286192), (71548, 285792), (73856, 276861), (77376, 264266), (85188, 240032), (87936, 232531), (90012, 227168), (92287, 221568), (95264, 214644), (107322, 190528), (110784, 184574), (113584, 180024), (120016, 170376), (132133, 154752), (142896, 143096)]