81717582240

素因数分解:

$2^5\times 3^4\times 5^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{593}}^1$

素因数の和:672

約数の個数: 960

約数和(自身を含む): 347755161600

約数和(自身を除く): 266037579360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 31, 32, 35, 36, 40, 42, 45, 48, 49, 54, 56, 60, 62, 63, 70, 72, 80, 81, 84, 90, 93, 96, 98, 105, 108, 112, 120, 124, 126, 135, 140, 144, 147, 155, 160, 162, 168, 180, 186, 189, 196, 210, 216, 217, 224, 240, 245, 248, 252, 270, 279, 280, 288, 294, 310, 315, 324, 336, 343, 360, 372, 378, 392, 405, 420, 432, 434, 441, 465, 480, 490, 496, 504, 540, 558, 560, 567, 588, 593, 620, 630, 648, 651, 672, 686, 720, 735, 744, 756, 784, 810, 837, 840, 864, 868, 882, 930, 945, 980, 992, 1008, 1029, 1080, 1085, 1116, 1120, 1134, 1176, 1186, 1240, 1260, 1296, 1302, 1323, 1372, 1395, 1440, 1470, 1488, 1512, 1519, 1568, 1620, 1674, 1680, 1715, 1736, 1764, 1779, 1860, 1890, 1953, 1960, 2016, 2058, 2160, 2170, 2205, 2232, 2268, 2352, 2372, 2480, 2511, 2520, 2592, 2604, 2646, 2744, 2790, 2835, 2940, 2965, 2976, 3024, 3038, 3087, 3240, 3255, 3348, 3360, 3430, 3472, 3528, 3558, 3720, 3780, 3906, 3920, 3969, 4116, 4151, 4185, 4320, 4340, 4410, 4464, 4536, 4557, 4704, 4744, 4960, 5022, 5040, 5145, 5208, 5292, 5337, 5488, 5580, 5670, 5859, 5880, 5930, 6048, 6076, 6174, 6480, 6510, 6615, 6696, 6860, 6944, 7056, 7116, 7440, 7560, 7595, 7812, 7840, 7938, 8232, 8302, 8370, 8680, 8820, 8895, 8928, 9072, 9114, 9261, 9488, 9765, 10044, 10080, 10290, 10416, 10584, 10633, 10674, 10976, 11160, 11340, 11718, 11760, 11860, 12152, 12348, 12453, 12555, 12960, 13020, 13230, 13392, 13671, 13720, 14112, 14232, 14880, 15120, 15190, 15435, 15624, 15876, 16011, 16464, 16604, 16740, 17360, 17577, 17640, 17790, 18144, 18228, 18383, 18522, 18976, 19530, 19845, 20088, 20580, 20755, 20832, 21168, 21266, 21348, 22320, 22680, 22785, 23436, 23520, 23720, 24304, 24696, 24906, 25110, 26040, 26460, 26685, 26784, 27342, 27440, 27783, 28464, 29057, 29295, 30240, 30380, 30870, 31248, 31752, 31899, 32022, 32928, 33208, 33480, 34720, 35154, 35280, 35580, 36456, 36766, 37044, 37359, 39060, 39690, 40176, 41013, 41160, 41510, 42336, 42532, 42696, 44640, 45360, 45570, 46305, 46872, 47440, 48033, 48608, 49392, 49812, 50220, 52080, 52920, 53165, 53370, 54684, 54880, 55149, 55566, 56928, 58114, 58590, 60760, 61740, 62265, 62496, 63504, 63798, 64044, 66416, 66960, 68355, 70308, 70560, 71160, 72912, 73532, 74088, 74718, 78120, 79380, 80055, 80352, 82026, 82320, 83020, 85064, 85392, 87171, 87885, 90720, 91140, 91915, 92610, 93744, 94880, 95697, 96066, 98784, 99624, 100440, 104160, 105840, 106330, 106740, 109368, 110298, 111132, 112077, 116228, 117180, 121520, 123039, 123480, 124530, 127008, 127596, 128088, 128681, 132832, 133920, 136710, 138915, 140616, 142320, 145285, 145824, 147064, 148176, 149436, 156240, 158760, 159495, 160110, 164052, 164640, 165447, 166040, 170128, 170784, 174342, 175770, 182280, 183830, 185220, 186795, 187488, 191394, 192132, 199248, 200880, 203399, 205065, 211680, 212660, 213480, 218736, 220596, 222264, 224154, 232456, 234360, 240165, 243040, 246078, 246960, 249060, 255192, 256176, 257362, 261513, 273420, 275745, 277830, 281232, 284640, 287091, 290570, 294128, 296352, 298872, 312480, 317520, 318990, 320220, 328104, 330894, 332080, 336231, 340256, 348684, 351540, 364560, 367660, 370440, 373590, 382788, 384264, 386043, 398496, 401760, 406798, 410130, 425320, 426960, 435855, 437472, 441192, 444528, 448308, 464912, 468720, 478485, 480330, 492156, 493920, 496341, 498120, 510384, 512352, 514724, 523026, 546840, 551490, 555660, 560385, 562464, 574182, 581140, 588256, 597744, 610197, 615195, 635040, 637980, 640440, 643405, 656208, 661788, 664160, 672462, 697368, 703080, 729120, 735320, 740880, 747180, 765576, 768528, 772086, 784539, 813596, 820260, 827235, 850640, 853920, 861273, 871710, 882384, 889056, 896616, 900767, 929824, 937440, 956970, 960660, 984312, 992682, 996240, 1016995, 1020768, 1029448, 1046052, 1093680, 1102980, 1111320, 1120770, 1148364, 1158129, 1162280, 1195488, 1220394, 1230390, 1275960, 1280880, 1286810, 1307565, 1312416, 1323576, 1344924, 1394736, 1406160, 1435455, 1470640, 1481760, 1489023, 1494360, 1531152, 1537056, 1544172, 1569078, 1627192, 1640520, 1654470, 1681155, 1701280, 1722546, 1743420, 1764768, 1793232, 1801534, 1830591, 1913940, 1921320, 1930215, 1968624, 1985364, 1992480, 2033990, 2058896, 2092104, 2187360, 2205960, 2222640, 2241540, 2296728, 2316258, 2324560, 2353617, 2440788, 2460780, 2481705, 2551920, 2561760, 2573620, 2615130, 2647152, 2689848, 2702301, 2789472, 2812320, 2870910, 2941280, 2978046, 2988720, 3050985, 3062304, 3088344, 3138156, 3254384, 3281040, 3308940, 3362310, 3445092, 3474387, 3486840, 3586464, 3603068, 3661182, 3827880, 3842640, 3860430, 3922695, 3937248, 3970728, 4067980, 4117792, 4184208, 4306365, 4411920, 4445280, 4483080, 4503835, 4593456, 4632516, 4649120, 4707234, 4881576, 4921560, 4963410, 5103840, 5147240, 5230260, 5294304, 5379696, 5404602, 5491773, 5741820, 5790645, 5956092, 5977440, 6101970, 6176688, 6276312, 6305369, 6508768, 6562080, 6617880, 6724620, 6890184, 6948774, 6973680, 7206136, 7322364, 7445115, 7655760, 7685280, 7720860, 7845390, 7941456, 8106903, 8135960, 8368416, 8612730, 8823840, 8966160, 9007670, 9152955, 9186912, 9265032, 9414468, 9763152, 9843120, 9926820, 10294480, 10423161, 10460520, 10759392, 10809204, 10983546, 11483640, 11581290, 11768085, 11912184, 12203940, 12353376, 12552624, 12610738, 13235760, 13449240, 13511505, 13780368, 13897548, 13947360, 14412272, 14644728, 14890230, 15311520, 15441720, 15690780, 15882912, 16213806, 16271920, 16475319, 17225460, 17371935, 17932320, 18015340, 18305910, 18530064, 18828936, 18916107, 19526304, 19686240, 19853640, 20588960, 20846322, 20921040, 21618408, 21967092, 22967280, 23162580, 23536170, 23824368, 24320709, 24407880, 25105248, 25221476, 26471520, 26898480, 27023010, 27458865, 27560736, 27795096, 28824544, 29289456, 29780460, 30883440, 31381560, 31526845, 32427612, 32543840, 32950638, 34450920, 34743870, 36030680, 36611820, 37060128, 37657872, 37832214, 39707280, 40534515, 41692644, 41842080, 43236816, 43934184, 45934560, 46325160, 47072340, 47648736, 48641418, 48815760, 50442952, 52115805, 53796960, 54046020, 54917730, 55590192, 56748321, 58578912, 59560920, 61766880, 62763120, 63053690, 64855224, 65901276, 68901840, 69487740, 72061360, 72962127, 73223640, 75315744, 75664428, 79414560, 81069030, 82376595, 83385288, 86473632, 87868368, 92650320, 94144680, 94580535, 97282836, 97631520, 100885904, 104231610, 108092040, 109835460, 111180384, 113496642, 119121840, 121603545, 125526240, 126107380, 129710448, 131802552, 137803680, 138975480, 144122720, 145924254, 146447280, 151328856, 162138060, 164753190, 166770576, 170244963, 175736736, 185300640, 188289360, 189161070, 194565672, 201771808, 208463220, 216184080, 219670920, 226993284, 238243680, 243207090, 252214760, 259420896, 263605104, 277950960, 283741605, 291848508, 292894560, 302657712, 324276120, 329506380, 333541152, 340489926, 364810635, 376578720, 378322140, 389131344, 416926440, 432368160, 439341840, 453986568, 486414180, 504429520, 510734889, 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約数ペア:

[(1, 81717582240), (2, 40858791120), (3, 27239194080), (4, 20429395560), (5, 16343516448), (6, 13619597040), (7, 11673940320), (8, 10214697780), (9, 9079731360), (10, 8171758224), (12, 6809798520), (14, 5836970160), (15, 5447838816), (16, 5107348890), (18, 4539865680), (20, 4085879112), (21, 3891313440), (24, 3404899260), (27, 3026577120), (28, 2918485080), (30, 2723919408), (31, 2636051040), (32, 2553674445), (35, 2334788064), (36, 2269932840), (40, 2042939556), (42, 1945656720), (45, 1815946272), (48, 1702449630), (49, 1667705760), (54, 1513288560), (56, 1459242540), (60, 1361959704), (62, 1318025520), (63, 1297104480), (70, 1167394032), (72, 1134966420), (80, 1021469778), (81, 1008859040), (84, 972828360), (90, 907973136), (93, 878683680), (96, 851224815), (98, 833852880), (105, 778262688), (108, 756644280), (112, 729621270), (120, 680979852), (124, 659012760), (126, 648552240), (135, 605315424), (140, 583697016), (144, 567483210), (147, 555901920), (155, 527210208), (160, 510734889), (162, 504429520), (168, 486414180), (180, 453986568), (186, 439341840), (189, 432368160), (196, 416926440), (210, 389131344), (216, 378322140), (217, 376578720), (224, 364810635), (240, 340489926), (245, 333541152), (248, 329506380), (252, 324276120), (270, 302657712), (279, 292894560), (280, 291848508), (288, 283741605), (294, 277950960), (310, 263605104), (315, 259420896), (324, 252214760), (336, 243207090), (343, 238243680), (360, 226993284), (372, 219670920), (378, 216184080), (392, 208463220), (405, 201771808), (420, 194565672), (432, 189161070), (434, 188289360), (441, 185300640), (465, 175736736), (480, 170244963), (490, 166770576), (496, 164753190), (504, 162138060), (540, 151328856), (558, 146447280), (560, 145924254), (567, 144122720), (588, 138975480), (593, 137803680), (620, 131802552), (630, 129710448), (648, 126107380), (651, 125526240), (672, 121603545), (686, 119121840), (720, 113496642), (735, 111180384), (744, 109835460), (756, 108092040), (784, 104231610), (810, 100885904), (837, 97631520), (840, 97282836), (864, 94580535), (868, 94144680), (882, 92650320), (930, 87868368), (945, 86473632), (980, 83385288), (992, 82376595), (1008, 81069030), (1029, 79414560), (1080, 75664428), (1085, 75315744), (1116, 73223640), (1120, 72962127), (1134, 72061360), (1176, 69487740), (1186, 68901840), (1240, 65901276), (1260, 64855224), (1296, 63053690), (1302, 62763120), (1323, 61766880), (1372, 59560920), (1395, 58578912), (1440, 56748321), (1470, 55590192), (1488, 54917730), (1512, 54046020), (1519, 53796960), (1568, 52115805), (1620, 50442952), (1674, 48815760), (1680, 48641418), (1715, 47648736), (1736, 47072340), (1764, 46325160), (1779, 45934560), (1860, 43934184), (1890, 43236816), (1953, 41842080), (1960, 41692644), (2016, 40534515), (2058, 39707280), (2160, 37832214), (2170, 37657872), (2205, 37060128), (2232, 36611820), (2268, 36030680), (2352, 34743870), (2372, 34450920), (2480, 32950638), (2511, 32543840), (2520, 32427612), (2592, 31526845), (2604, 31381560), (2646, 30883440), (2744, 29780460), (2790, 29289456), (2835, 28824544), (2940, 27795096), (2965, 27560736), (2976, 27458865), (3024, 27023010), (3038, 26898480), (3087, 26471520), (3240, 25221476), (3255, 25105248), (3348, 24407880), (3360, 24320709), (3430, 23824368), (3472, 23536170), (3528, 23162580), (3558, 22967280), (3720, 21967092), (3780, 21618408), (3906, 20921040), (3920, 20846322), (3969, 20588960), (4116, 19853640), (4151, 19686240), (4185, 19526304), (4320, 18916107), (4340, 18828936), (4410, 18530064), (4464, 18305910), (4536, 18015340), (4557, 17932320), (4704, 17371935), (4744, 17225460), (4960, 16475319), (5022, 16271920), (5040, 16213806), (5145, 15882912), (5208, 15690780), (5292, 15441720), (5337, 15311520), (5488, 14890230), (5580, 14644728), (5670, 14412272), (5859, 13947360), (5880, 13897548), (5930, 13780368), (6048, 13511505), (6076, 13449240), (6174, 13235760), (6480, 12610738), (6510, 12552624), (6615, 12353376), (6696, 12203940), (6860, 11912184), (6944, 11768085), (7056, 11581290), (7116, 11483640), (7440, 10983546), (7560, 10809204), (7595, 10759392), (7812, 10460520), (7840, 10423161), (7938, 10294480), (8232, 9926820), (8302, 9843120), (8370, 9763152), (8680, 9414468), (8820, 9265032), (8895, 9186912), (8928, 9152955), (9072, 9007670), (9114, 8966160), (9261, 8823840), (9488, 8612730), (9765, 8368416), (10044, 8135960), (10080, 8106903), (10290, 7941456), (10416, 7845390), (10584, 7720860), (10633, 7685280), (10674, 7655760), (10976, 7445115), (11160, 7322364), (11340, 7206136), (11718, 6973680), (11760, 6948774), (11860, 6890184), (12152, 6724620), (12348, 6617880), (12453, 6562080), (12555, 6508768), (12960, 6305369), (13020, 6276312), (13230, 6176688), (13392, 6101970), (13671, 5977440), (13720, 5956092), (14112, 5790645), (14232, 5741820), (14880, 5491773), (15120, 5404602), (15190, 5379696), (15435, 5294304), (15624, 5230260), (15876, 5147240), (16011, 5103840), (16464, 4963410), (16604, 4921560), (16740, 4881576), (17360, 4707234), (17577, 4649120), (17640, 4632516), (17790, 4593456), (18144, 4503835), (18228, 4483080), (18383, 4445280), (18522, 4411920), (18976, 4306365), (19530, 4184208), (19845, 4117792), (20088, 4067980), (20580, 3970728), (20755, 3937248), (20832, 3922695), (21168, 3860430), (21266, 3842640), (21348, 3827880), (22320, 3661182), (22680, 3603068), (22785, 3586464), (23436, 3486840), (23520, 3474387), (23720, 3445092), (24304, 3362310), (24696, 3308940), (24906, 3281040), (25110, 3254384), (26040, 3138156), (26460, 3088344), (26685, 3062304), (26784, 3050985), (27342, 2988720), (27440, 2978046), (27783, 2941280), (28464, 2870910), (29057, 2812320), (29295, 2789472), (30240, 2702301), (30380, 2689848), (30870, 2647152), (31248, 2615130), (31752, 2573620), (31899, 2561760), (32022, 2551920), (32928, 2481705), (33208, 2460780), (33480, 2440788), (34720, 2353617), (35154, 2324560), (35280, 2316258), (35580, 2296728), (36456, 2241540), (36766, 2222640), (37044, 2205960), (37359, 2187360), (39060, 2092104), (39690, 2058896), (40176, 2033990), (41013, 1992480), (41160, 1985364), (41510, 1968624), (42336, 1930215), (42532, 1921320), (42696, 1913940), (44640, 1830591), (45360, 1801534), (45570, 1793232), (46305, 1764768), (46872, 1743420), (47440, 1722546), (48033, 1701280), (48608, 1681155), (49392, 1654470), (49812, 1640520), (50220, 1627192), (52080, 1569078), (52920, 1544172), (53165, 1537056), (53370, 1531152), (54684, 1494360), (54880, 1489023), (55149, 1481760), (55566, 1470640), (56928, 1435455), (58114, 1406160), (58590, 1394736), (60760, 1344924), (61740, 1323576), (62265, 1312416), (62496, 1307565), (63504, 1286810), (63798, 1280880), (64044, 1275960), (66416, 1230390), (66960, 1220394), (68355, 1195488), (70308, 1162280), (70560, 1158129), (71160, 1148364), (72912, 1120770), (73532, 1111320), (74088, 1102980), (74718, 1093680), (78120, 1046052), (79380, 1029448), (80055, 1020768), (80352, 1016995), (82026, 996240), (82320, 992682), (83020, 984312), (85064, 960660), (85392, 956970), (87171, 937440), (87885, 929824), (90720, 900767), (91140, 896616), (91915, 889056), (92610, 882384), (93744, 871710), (94880, 861273), (95697, 853920), (96066, 850640), (98784, 827235), (99624, 820260), (100440, 813596), (104160, 784539), (105840, 772086), (106330, 768528), (106740, 765576), (109368, 747180), (110298, 740880), (111132, 735320), (112077, 729120), (116228, 703080), (117180, 697368), (121520, 672462), (123039, 664160), (123480, 661788), (124530, 656208), (127008, 643405), (127596, 640440), (128088, 637980), (128681, 635040), (132832, 615195), (133920, 610197), (136710, 597744), (138915, 588256), (140616, 581140), (142320, 574182), (145285, 562464), (145824, 560385), (147064, 555660), (148176, 551490), (149436, 546840), (156240, 523026), (158760, 514724), (159495, 512352), (160110, 510384), (164052, 498120), (164640, 496341), (165447, 493920), (166040, 492156), (170128, 480330), (170784, 478485), (174342, 468720), (175770, 464912), (182280, 448308), (183830, 444528), (185220, 441192), (186795, 437472), (187488, 435855), (191394, 426960), (192132, 425320), (199248, 410130), (200880, 406798), (203399, 401760), (205065, 398496), (211680, 386043), (212660, 384264), (213480, 382788), (218736, 373590), (220596, 370440), (222264, 367660), (224154, 364560), (232456, 351540), (234360, 348684), (240165, 340256), (243040, 336231), (246078, 332080), (246960, 330894), (249060, 328104), (255192, 320220), (256176, 318990), (257362, 317520), (261513, 312480), (273420, 298872), (275745, 296352), (277830, 294128), (281232, 290570), (284640, 287091)]