81516282120

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{773}}^1$

素因数の和:879

約数の個数: 1024

約数和(自身を含む): 355767552000

約数和(自身を除く): 274251269880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 27, 28, 29, 30, 35, 36, 37, 39, 40, 42, 45, 52, 54, 56, 58, 60, 63, 65, 70, 72, 74, 78, 84, 87, 90, 91, 104, 105, 108, 111, 116, 117, 120, 126, 130, 135, 140, 145, 148, 156, 168, 174, 180, 182, 185, 189, 195, 203, 210, 216, 222, 232, 234, 252, 259, 260, 261, 270, 273, 280, 290, 296, 312, 315, 333, 348, 351, 360, 364, 370, 377, 378, 390, 406, 420, 435, 444, 455, 468, 481, 504, 518, 520, 522, 540, 546, 555, 580, 585, 609, 630, 666, 696, 702, 728, 740, 754, 756, 773, 777, 780, 783, 812, 819, 840, 870, 888, 910, 936, 945, 962, 999, 1015, 1036, 1044, 1073, 1080, 1092, 1110, 1131, 1160, 1170, 1218, 1260, 1295, 1305, 1332, 1365, 1404, 1443, 1480, 1508, 1512, 1546, 1554, 1560, 1566, 1624, 1638, 1665, 1740, 1755, 1820, 1827, 1885, 1890, 1924, 1998, 2030, 2072, 2088, 2146, 2184, 2220, 2262, 2319, 2331, 2340, 2405, 2436, 2457, 2520, 2590, 2610, 2639, 2664, 2730, 2808, 2886, 3016, 3045, 3092, 3108, 3132, 3219, 3276, 3330, 3367, 3393, 3480, 3510, 3640, 3654, 3770, 3780, 3848, 3865, 3885, 3915, 3996, 4060, 4095, 4292, 4329, 4440, 4524, 4638, 4662, 4680, 4810, 4872, 4914, 4995, 5180, 5220, 5278, 5365, 5411, 5460, 5481, 5655, 5772, 6090, 6184, 6216, 6264, 6438, 6552, 6660, 6734, 6786, 6957, 6993, 7020, 7215, 7308, 7511, 7540, 7560, 7730, 7770, 7830, 7917, 7992, 8120, 8190, 8584, 8658, 9048, 9135, 9276, 9324, 9620, 9657, 9828, 9990, 10049, 10101, 10179, 10360, 10440, 10556, 10730, 10822, 10920, 10962, 11310, 11544, 11595, 11655, 12180, 12285, 12876, 12987, 13195, 13320, 13468, 13572, 13914, 13949, 13986, 14040, 14430, 14616, 15022, 15080, 15460, 15540, 15660, 15834, 16095, 16233, 16380, 16835, 16965, 17316, 18270, 18552, 18648, 19240, 19314, 19656, 19980, 20098, 20202, 20358, 20871, 21112, 21460, 21644, 21645, 21924, 22417, 22533, 22620, 23190, 23310, 23751, 24360, 24570, 25752, 25974, 26390, 26936, 27055, 27144, 27405, 27828, 27898, 27972, 28601, 28860, 28971, 30044, 30147, 30303, 30920, 31080, 31320, 31668, 32190, 32466, 32760, 33670, 33930, 34632, 34785, 34965, 36540, 37555, 38628, 39585, 39960, 40196, 40404, 40716, 41742, 41847, 42920, 43288, 43290, 43848, 44834, 45066, 45240, 46380, 46620, 47502, 48285, 48699, 49140, 50245, 50505, 50895, 51948, 52780, 54110, 54810, 55656, 55796, 55944, 57202, 57720, 57942, 60088, 60294, 60606, 63336, 64380, 64932, 64935, 67251, 67340, 67599, 67860, 69570, 69745, 69930, 70343, 71253, 73080, 75110, 77256, 79170, 80392, 80808, 81165, 81432, 83484, 83694, 85803, 86580, 89668, 90132, 90441, 90909, 92760, 93240, 95004, 96570, 97398, 97643, 98280, 100490, 101010, 101790, 103896, 104355, 105560, 108220, 109620, 111592, 112085, 112665, 114404, 115884, 118755, 120588, 121212, 125541, 128760, 129864, 129870, 134502, 134680, 135198, 135720, 139140, 139490, 139860, 140686, 142506, 143005, 144855, 146097, 150220, 150735, 151515, 156919, 158340, 162330, 166968, 167388, 171606, 173160, 179336, 180264, 180882, 181818, 190008, 193140, 194796, 195286, 200207, 200980, 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1004328, 1008765, 1013985, 1029636, 1055145, 1085292, 1115439, 1144040, 1158840, 1165684, 1168776, 1171716, 1201242, 1205880, 1210518, 1212120, 1255352, 1255410, 1266174, 1287045, 1345020, 1351980, 1356615, 1406860, 1412271, 1425060, 1457105, 1460970, 1464645, 1487252, 1506492, 1544454, 1569190, 1601656, 1614024, 1622376, 1658858, 1673880, 1688232, 1716060, 1748526, 1757574, 1801863, 1808820, 1818180, 1859065, 1883028, 1883115, 1899261, 1947960, 1952860, 2002070, 2017530, 2027970, 2039947, 2059272, 2110290, 2170584, 2230878, 2331368, 2343432, 2353785, 2402484, 2421036, 2488287, 2510820, 2532348, 2574090, 2602691, 2622789, 2636361, 2690040, 2703960, 2713230, 2813720, 2824542, 2850120, 2914210, 2921940, 2929290, 2974504, 3003105, 3012984, 3026295, 3088908, 3138380, 3165435, 3317716, 3346317, 3432120, 3497052, 3515148, 3603726, 3617640, 3636360, 3718130, 3766056, 3766230, 3798522, 3861135, 3905720, 4004140, 4035060, 4055940, 4079894, 4147145, 4220580, 4236813, 4371315, 4393935, 4461756, 4707570, 4804968, 4842072, 4976574, 5021640, 5064696, 5148180, 5205382, 5245578, 5272722, 5405589, 5426460, 5577195, 5649084, 5806003, 5828420, 5843880, 5858580, 6006210, 6052590, 6119841, 6177816, 6276760, 6330870, 6635432, 6692634, 6994104, 7030296, 7061355, 7207452, 7436260, 7464861, 7532460, 7597044, 7722270, 7808073, 7868367, 8008280, 8070120, 8111880, 8159788, 8294290, 8441160, 8473626, 8742630, 8787870, 8923512, 9009315, 9415140, 9496305, 9953148, 10038951, 10199735, 10296360, 10410764, 10491156, 10545444, 10782577, 10811178, 10852920, 11154390, 11298168, 11612006, 11656840, 11717160, 12012420, 12105180, 12239682, 12441435, 12661740, 13013455, 13113945, 13181805, 13385268, 14122710, 14414904, 14872520, 14929722, 15064920, 15194088, 15444540, 15616146, 15736734, 16319576, 16588580, 16731585, 16947252, 17418009, 17485260, 17575740, 18018630, 18359523, 18830280, 18992610, 19906296, 20077902, 20399470, 20821528, 20982312, 21090888, 21184065, 21565154, 21622356, 22308780, 22394583, 23224012, 23424219, 24024840, 24210360, 24479364, 24882870, 25323480, 26026910, 26227890, 26363610, 26770536, 27027945, 28245420, 29030015, 29859444, 30599205, 30889080, 31232292, 31473468, 32347731, 33177160, 33463170, 33894504, 34836018, 34970520, 35151480, 36037260, 36719046, 37324305, 37985220, 39040365, 39341835, 40155804, 40798940, 42368130, 43130308, 43244712, 44617560, 44789166, 46448024, 46848438, 48958728, 49765740, 50194755, 52053820, 52254027, 52455780, 52727220, 53912885, 54055890, 55078569, 56490840, 58060030, 59718888, 61198410, 62464584, 62946936, 64695462, 66926340, 69672036, 70272657, 72074520, 73438092, 74648610, 75478039, 75970440, 78080730, 78683670, 80311608, 81597880, 84736260, 86260616, 87090045, 89578332, 91797615, 93696876, 97043193, 99531480, 100389510, 104107640, 104508054, 104911560, 105454440, 107825770, 108111780, 110157138, 111972915, 116120060, 117121095, 122396820, 129390924, 133852680, 139344072, 140545314, 146876184, 149297220, 150956078, 156161460, 156762081, 157367340, 161738655, 169472520, 174180090, 179156664, 183595230, 187393752, 194086386, 200779020, 209016108, 215651540, 216223560, 220314276, 223945830, 226434117, 232240120, 234242190, 244793640, 258781848, 261270135, 275392845, 281090628, 291129579, 298594440, 301912156, 312322920, 313524162, 314734680, 323477310, 348360180, 351363285, 367190460, 377390195, 388172772, 401558040, 418032216, 431303080, 440628552, 447891660, 452868234, 468484380, 485215965, 522540270, 550785690, 562181256, 582259158, 603824312, 627048324, 646954620, 679302351, 696720360, 702726570, 734380920, 754780390, 776345544, 783810405, 895783320, 905736468, 936968760, 970431930, 1045080540, 1101571380, 1132170585, 1164518316, 1254096648, 1293909240, 1358604702, 1405453140, 1455647895, 1509560780, 1567620810, 1811472936, 1940863860, 2037907053, 2090161080, 2203142760, 2264341170, 2329036632, 2717209404, 2810906280, 2911295790, 3019121560, 3135241620, 3396511755, 3881727720, 4075814106, 4528682340, 5434418808, 5822591580, 6270483240, 6793023510, 8151628212, 9057364680, 10189535265, 11645183160, 13586047020, 16303256424, 20379070530, 27172094040, 40758141060, 81516282120]

約数ペア:

[(1, 81516282120), (2, 40758141060), (3, 27172094040), (4, 20379070530), (5, 16303256424), (6, 13586047020), (7, 11645183160), (8, 10189535265), (9, 9057364680), (10, 8151628212), (12, 6793023510), (13, 6270483240), (14, 5822591580), (15, 5434418808), (18, 4528682340), (20, 4075814106), (21, 3881727720), (24, 3396511755), (26, 3135241620), (27, 3019121560), (28, 2911295790), (29, 2810906280), (30, 2717209404), (35, 2329036632), (36, 2264341170), (37, 2203142760), (39, 2090161080), (40, 2037907053), (42, 1940863860), (45, 1811472936), (52, 1567620810), (54, 1509560780), (56, 1455647895), (58, 1405453140), (60, 1358604702), (63, 1293909240), (65, 1254096648), (70, 1164518316), (72, 1132170585), (74, 1101571380), (78, 1045080540), (84, 970431930), (87, 936968760), (90, 905736468), (91, 895783320), (104, 783810405), (105, 776345544), (108, 754780390), (111, 734380920), (116, 702726570), (117, 696720360), (120, 679302351), (126, 646954620), (130, 627048324), (135, 603824312), (140, 582259158), (145, 562181256), (148, 550785690), (156, 522540270), (168, 485215965), (174, 468484380), (180, 452868234), (182, 447891660), (185, 440628552), (189, 431303080), (195, 418032216), (203, 401558040), (210, 388172772), (216, 377390195), (222, 367190460), (232, 351363285), (234, 348360180), (252, 323477310), (259, 314734680), (260, 313524162), (261, 312322920), (270, 301912156), (273, 298594440), (280, 291129579), (290, 281090628), (296, 275392845), (312, 261270135), (315, 258781848), (333, 244793640), (348, 234242190), (351, 232240120), (360, 226434117), (364, 223945830), (370, 220314276), (377, 216223560), (378, 215651540), (390, 209016108), (406, 200779020), (420, 194086386), (435, 187393752), (444, 183595230), (455, 179156664), (468, 174180090), (481, 169472520), (504, 161738655), (518, 157367340), (520, 156762081), (522, 156161460), (540, 150956078), (546, 149297220), (555, 146876184), (580, 140545314), (585, 139344072), (609, 133852680), (630, 129390924), (666, 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(118755, 686424), (120588, 675990), (121212, 672510), (125541, 649320), (128760, 633087), (129864, 627705), (129870, 627676), (134502, 606060), (134680, 605259), (135198, 602940), (135720, 600621), (139140, 585858), (139490, 584388), (139860, 582842), (140686, 579420), (142506, 572020), (143005, 570024), (144855, 562744), (146097, 557960), (150220, 542646), (150735, 540792), (151515, 538008), (156919, 519480), (158340, 514818), (162330, 502164), (166968, 488215), (167388, 486990), (171606, 475020), (173160, 470757), (179336, 454545), (180264, 452205), (180882, 450660), (181818, 448340), (190008, 429015), (193140, 422058), (194796, 418470), (195286, 417420), (200207, 407160), (200980, 405594), (201753, 404040), (202020, 403506), (202797, 401960), (203580, 400414), (208710, 390572), (209235, 389592), (211029, 386280), (216440, 376623), (219240, 371813), (224170, 363636), (225330, 361764), (228808, 356265), (231768, 351715), (237510, 343212), (241176, 337995), (242424, 336255), (243495, 334776), (251082, 324660), (257409, 316680), (259740, 313838), (269004, 303030), (270396, 301470), (271323, 300440), (278280, 292929), (278980, 292194), (279720, 291421), (281372, 289710), (285012, 286010)]