21276450720

素因数分解:

$2^5\times 3^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:274

約数の個数: 864

約数和(自身を含む): 89057719296

約数和(自身を除く): 67781268576

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 31, 32, 35, 36, 40, 42, 45, 48, 49, 56, 60, 62, 63, 70, 71, 72, 80, 84, 90, 93, 96, 98, 105, 112, 120, 124, 126, 137, 140, 142, 144, 147, 155, 160, 168, 180, 186, 196, 210, 213, 217, 224, 240, 245, 248, 252, 274, 279, 280, 284, 288, 294, 310, 315, 336, 355, 360, 372, 392, 411, 420, 426, 434, 441, 465, 480, 490, 496, 497, 504, 548, 558, 560, 568, 588, 620, 630, 639, 651, 672, 685, 710, 720, 735, 744, 784, 822, 840, 852, 868, 882, 930, 959, 980, 992, 994, 1008, 1065, 1085, 1096, 1116, 1120, 1136, 1176, 1233, 1240, 1260, 1278, 1302, 1370, 1395, 1420, 1440, 1470, 1488, 1491, 1519, 1568, 1644, 1680, 1704, 1736, 1764, 1860, 1918, 1953, 1960, 1988, 2016, 2055, 2130, 2170, 2192, 2201, 2205, 2232, 2272, 2352, 2466, 2480, 2485, 2520, 2556, 2604, 2740, 2790, 2840, 2877, 2940, 2976, 2982, 3038, 3195, 3255, 3288, 3360, 3408, 3472, 3479, 3528, 3720, 3836, 3906, 3920, 3976, 4110, 4247, 4260, 4340, 4384, 4402, 4410, 4464, 4473, 4557, 4704, 4795, 4932, 4960, 4970, 5040, 5112, 5208, 5480, 5580, 5680, 5754, 5880, 5964, 6076, 6165, 6390, 6510, 6576, 6603, 6713, 6816, 6944, 6958, 7056, 7440, 7455, 7595, 7672, 7812, 7840, 7952, 8220, 8494, 8520, 8631, 8680, 8804, 8820, 8928, 8946, 9114, 9590, 9727, 9765, 9864, 9940, 10080, 10224, 10416, 10437, 10960, 11005, 11160, 11360, 11508, 11760, 11928, 12152, 12330, 12741, 12780, 13020, 13152, 13206, 13426, 13671, 13916, 14112, 14385, 14880, 14910, 15190, 15344, 15407, 15624, 15904, 16440, 16988, 17040, 17262, 17360, 17395, 17608, 17640, 17892, 18228, 19180, 19454, 19530, 19728, 19809, 19880, 20139, 20448, 20832, 20874, 21235, 21920, 22010, 22320, 22365, 22785, 23016, 23520, 23856, 24304, 24660, 25482, 25560, 26040, 26412, 26852, 27342, 27832, 28770, 29181, 29729, 29820, 30380, 30688, 30814, 31248, 31311, 32880, 33015, 33565, 33976, 34080, 34524, 34720, 34790, 35216, 35280, 35784, 36456, 38223, 38360, 38908, 39060, 39456, 39618, 39760, 40278, 41748, 42470, 43155, 44020, 44640, 44730, 45570, 46032, 46221, 47712, 48608, 48635, 49320, 50964, 51120, 52080, 52185, 52824, 53704, 54684, 55664, 57540, 58362, 59458, 59640, 60417, 60760, 61628, 62496, 62622, 63705, 65760, 66030, 67130, 67952, 68089, 68355, 69048, 69580, 70432, 70560, 71568, 72912, 76446, 76720, 77035, 77816, 78120, 79236, 79520, 80556, 83496, 84940, 86310, 87543, 88040, 89187, 89460, 91140, 92064, 92442, 97270, 98640, 99045, 100695, 101928, 102240, 104160, 104370, 105648, 107408, 107849, 109368, 111328, 115080, 116724, 118916, 119280, 120834, 121520, 123256, 125244, 127410, 132060, 134260, 135904, 136178, 136710, 138096, 138663, 139160, 143136, 145824, 145905, 148645, 152892, 153440, 154070, 155632, 156240, 156555, 158472, 161112, 166992, 169880, 172620, 175086, 176080, 178374, 178920, 182280, 184884, 191115, 194540, 197280, 198090, 201390, 203856, 204267, 208103, 208740, 211296, 214816, 215698, 218736, 230160, 231105, 233448, 237832, 238560, 241668, 243040, 246512, 250488, 254820, 264120, 267561, 268520, 272356, 273420, 276192, 277326, 278320, 291810, 297290, 301537, 302085, 305784, 308140, 311264, 312480, 313110, 316944, 322224, 323547, 333984, 339760, 340445, 345240, 350172, 352160, 356748, 357840, 364560, 369768, 382230, 389080, 396180, 402780, 407712, 408534, 416206, 417480, 431396, 437472, 437715, 445935, 460320, 462210, 466896, 475664, 476623, 483336, 493024, 500976, 509640, 528240, 535122, 537040, 539245, 544712, 546840, 554652, 556640, 583620, 594580, 603074, 604170, 611568, 612801, 616280, 624309, 626220, 633888, 644448, 647094, 679520, 680890, 690480, 693315, 700344, 713496, 715680, 729120, 739536, 764460, 778160, 792360, 805560, 817068, 832412, 834960, 862792, 875430, 891870, 904611, 924420, 933792, 951328, 953246, 966672, 970641, 1001952, 1019280, 1021335, 1040515, 1056480, 1070244, 1074080, 1078490, 1089424, 1093680, 1109304, 1167240, 1189160, 1206148, 1208340, 1223136, 1225602, 1232560, 1248618, 1252440, 1294188, 1337805, 1361780, 1380960, 1386630, 1400688, 1426992, 1429869, 1479072, 1507685, 1528920, 1556320, 1584720, 1611120, 1617735, 1634136, 1664824, 1669920, 1725584, 1750860, 1783740, 1809222, 1848840, 1872927, 1906492, 1933344, 1941282, 2038560, 2042670, 2081030, 2110759, 2140488, 2156980, 2178848, 2187360, 2218608, 2334480, 2378320, 2383115, 2412296, 2416680, 2451204, 2465120, 2497236, 2504880, 2588376, 2675610, 2713833, 2723560, 2773260, 2801376, 2853984, 2859738, 3015370, 3057840, 3064005, 3121545, 3169440, 3222240, 3235470, 3268272, 3329648, 3451168, 3501720, 3567480, 3618444, 3697680, 3745854, 3812984, 3882564, 4085340, 4162060, 4221518, 4280976, 4289607, 4313960, 4437216, 4523055, 4668960, 4756640, 4766230, 4824592, 4833360, 4853205, 4902408, 4994472, 5009760, 5176752, 5351220, 5427666, 5447120, 5546520, 5719476, 6030740, 6115680, 6128010, 6243090, 6332277, 6470940, 6536544, 6659296, 7003440, 7134960, 7149345, 7236888, 7395360, 7491708, 7625968, 7765128, 8170680, 8324120, 8443036, 8561952, 8579214, 8627920, 9046110, 9364635, 9532460, 9649184, 9666720, 9706410, 9804816, 9988944, 10353504, 10553795, 10702440, 10855332, 10894240, 11093040, 11438952, 12061480, 12256020, 12486180, 12664554, 12941880, 13569165, 14006880, 14269920, 14298690, 14473776, 14775313, 14983416, 15251936, 15530256, 16341360, 16648240, 16886072, 17158428, 17255840, 18092220, 18729270, 18996831, 19064920, 19412820, 19609632, 19977888, 21107590, 21404880, 21448035, 21710664, 22186080, 22877904, 24122960, 24512040, 24972360, 25329108, 25883760, 27138330, 28597380, 28947552, 29550626, 29966832, 31060512, 31661385, 32682720, 33296480, 33772144, 34316856, 36184440, 37458540, 37993662, 38129840, 38825640, 42215180, 42809760, 42896070, 43421328, 44325939, 45755808, 48245920, 49024080, 49944720, 50658216, 51767520, 54276660, 57194760, 59101252, 59933664, 63322770, 67544288, 68633712, 72368880, 73876565, 74917080, 75987324, 76259680, 77651280, 84430360, 85792140, 86842656, 88651878, 94984155, 98048160, 99889440, 101316432, 108553320, 114389520, 118202504, 126645540, 132977817, 137267424, 144737760, 147753130, 149834160, 151974648, 155302560, 168860720, 171584280, 177303756, 189968310, 202632864, 217106640, 221629695, 228779040, 236405008, 253291080, 265955634, 295506260, 299668320, 303949296, 337721440, 343168560, 354607512, 379936620, 434213280, 443259390, 472810016, 506582160, 531911268, 591012520, 607898592, 664889085, 686337120, 709215024, 759873240, 886518780, 1013164320, 1063822536, 1182025040, 1329778170, 1418430048, 1519746480, 1773037560, 2127645072, 2364050080, 2659556340, 3039492960, 3546075120, 4255290144, 5319112680, 7092150240, 10638225360, 21276450720]

約数ペア:

[(1, 21276450720), (2, 10638225360), (3, 7092150240), (4, 5319112680), (5, 4255290144), (6, 3546075120), (7, 3039492960), (8, 2659556340), (9, 2364050080), (10, 2127645072), (12, 1773037560), (14, 1519746480), (15, 1418430048), (16, 1329778170), (18, 1182025040), (20, 1063822536), (21, 1013164320), (24, 886518780), (28, 759873240), (30, 709215024), (31, 686337120), (32, 664889085), (35, 607898592), (36, 591012520), (40, 531911268), (42, 506582160), (45, 472810016), (48, 443259390), (49, 434213280), (56, 379936620), (60, 354607512), (62, 343168560), (63, 337721440), (70, 303949296), (71, 299668320), (72, 295506260), (80, 265955634), (84, 253291080), (90, 236405008), (93, 228779040), (96, 221629695), (98, 217106640), (105, 202632864), (112, 189968310), (120, 177303756), (124, 171584280), (126, 168860720), (137, 155302560), (140, 151974648), (142, 149834160), (144, 147753130), (147, 144737760), (155, 137267424), (160, 132977817), (168, 126645540), (180, 118202504), (186, 114389520), (196, 108553320), (210, 101316432), (213, 99889440), (217, 98048160), (224, 94984155), (240, 88651878), (245, 86842656), (248, 85792140), (252, 84430360), (274, 77651280), (279, 76259680), (280, 75987324), (284, 74917080), (288, 73876565), (294, 72368880), (310, 68633712), (315, 67544288), (336, 63322770), (355, 59933664), (360, 59101252), (372, 57194760), (392, 54276660), (411, 51767520), (420, 50658216), (426, 49944720), (434, 49024080), (441, 48245920), (465, 45755808), (480, 44325939), (490, 43421328), (496, 42896070), (497, 42809760), (504, 42215180), (548, 38825640), (558, 38129840), (560, 37993662), (568, 37458540), (588, 36184440), (620, 34316856), (630, 33772144), (639, 33296480), (651, 32682720), (672, 31661385), (685, 31060512), (710, 29966832), (720, 29550626), (735, 28947552), (744, 28597380), (784, 27138330), (822, 25883760), (840, 25329108), (852, 24972360), (868, 24512040), (882, 24122960), (930, 22877904), (959, 22186080), (980, 21710664), (992, 21448035), (994, 21404880), (1008, 21107590), (1065, 19977888), (1085, 19609632), (1096, 19412820), (1116, 19064920), (1120, 18996831), (1136, 18729270), (1176, 18092220), (1233, 17255840), (1240, 17158428), (1260, 16886072), (1278, 16648240), (1302, 16341360), (1370, 15530256), (1395, 15251936), (1420, 14983416), (1440, 14775313), (1470, 14473776), (1488, 14298690), (1491, 14269920), (1519, 14006880), (1568, 13569165), (1644, 12941880), (1680, 12664554), (1704, 12486180), (1736, 12256020), (1764, 12061480), (1860, 11438952), (1918, 11093040), (1953, 10894240), (1960, 10855332), (1988, 10702440), (2016, 10553795), (2055, 10353504), (2130, 9988944), (2170, 9804816), (2192, 9706410), (2201, 9666720), (2205, 9649184), (2232, 9532460), (2272, 9364635), (2352, 9046110), (2466, 8627920), (2480, 8579214), (2485, 8561952), (2520, 8443036), (2556, 8324120), (2604, 8170680), (2740, 7765128), (2790, 7625968), (2840, 7491708), (2877, 7395360), (2940, 7236888), (2976, 7149345), (2982, 7134960), (3038, 7003440), (3195, 6659296), (3255, 6536544), (3288, 6470940), (3360, 6332277), (3408, 6243090), (3472, 6128010), (3479, 6115680), (3528, 6030740), (3720, 5719476), (3836, 5546520), (3906, 5447120), (3920, 5427666), (3976, 5351220), (4110, 5176752), (4247, 5009760), (4260, 4994472), (4340, 4902408), (4384, 4853205), (4402, 4833360), (4410, 4824592), (4464, 4766230), (4473, 4756640), (4557, 4668960), (4704, 4523055), (4795, 4437216), (4932, 4313960), (4960, 4289607), (4970, 4280976), (5040, 4221518), (5112, 4162060), (5208, 4085340), (5480, 3882564), (5580, 3812984), (5680, 3745854), (5754, 3697680), (5880, 3618444), (5964, 3567480), (6076, 3501720), (6165, 3451168), (6390, 3329648), (6510, 3268272), (6576, 3235470), (6603, 3222240), (6713, 3169440), (6816, 3121545), (6944, 3064005), (6958, 3057840), (7056, 3015370), (7440, 2859738), (7455, 2853984), (7595, 2801376), (7672, 2773260), (7812, 2723560), (7840, 2713833), (7952, 2675610), (8220, 2588376), (8494, 2504880), (8520, 2497236), (8631, 2465120), (8680, 2451204), (8804, 2416680), (8820, 2412296), (8928, 2383115), (8946, 2378320), (9114, 2334480), (9590, 2218608), (9727, 2187360), (9765, 2178848), (9864, 2156980), (9940, 2140488), (10080, 2110759), (10224, 2081030), (10416, 2042670), (10437, 2038560), (10960, 1941282), (11005, 1933344), (11160, 1906492), (11360, 1872927), (11508, 1848840), (11760, 1809222), (11928, 1783740), (12152, 1750860), (12330, 1725584), (12741, 1669920), (12780, 1664824), (13020, 1634136), (13152, 1617735), (13206, 1611120), (13426, 1584720), (13671, 1556320), (13916, 1528920), (14112, 1507685), (14385, 1479072), (14880, 1429869), (14910, 1426992), (15190, 1400688), (15344, 1386630), (15407, 1380960), (15624, 1361780), (15904, 1337805), (16440, 1294188), (16988, 1252440), (17040, 1248618), (17262, 1232560), (17360, 1225602), (17395, 1223136), (17608, 1208340), (17640, 1206148), (17892, 1189160), (18228, 1167240), (19180, 1109304), (19454, 1093680), (19530, 1089424), (19728, 1078490), (19809, 1074080), (19880, 1070244), (20139, 1056480), (20448, 1040515), (20832, 1021335), (20874, 1019280), (21235, 1001952), (21920, 970641), (22010, 966672), (22320, 953246), (22365, 951328), (22785, 933792), (23016, 924420), (23520, 904611), (23856, 891870), (24304, 875430), (24660, 862792), (25482, 834960), (25560, 832412), (26040, 817068), (26412, 805560), (26852, 792360), (27342, 778160), (27832, 764460), (28770, 739536), (29181, 729120), (29729, 715680), (29820, 713496), (30380, 700344), (30688, 693315), (30814, 690480), (31248, 680890), (31311, 679520), (32880, 647094), (33015, 644448), (33565, 633888), (33976, 626220), (34080, 624309), (34524, 616280), (34720, 612801), (34790, 611568), (35216, 604170), (35280, 603074), (35784, 594580), (36456, 583620), (38223, 556640), (38360, 554652), (38908, 546840), (39060, 544712), (39456, 539245), (39618, 537040), (39760, 535122), (40278, 528240), (41748, 509640), (42470, 500976), (43155, 493024), (44020, 483336), (44640, 476623), (44730, 475664), (45570, 466896), (46032, 462210), (46221, 460320), (47712, 445935), (48608, 437715), (48635, 437472), (49320, 431396), (50964, 417480), (51120, 416206), (52080, 408534), (52185, 407712), (52824, 402780), (53704, 396180), (54684, 389080), (55664, 382230), (57540, 369768), (58362, 364560), (59458, 357840), (59640, 356748), (60417, 352160), (60760, 350172), (61628, 345240), (62496, 340445), (62622, 339760), (63705, 333984), (65760, 323547), (66030, 322224), (67130, 316944), (67952, 313110), (68089, 312480), (68355, 311264), (69048, 308140), (69580, 305784), (70432, 302085), (70560, 301537), (71568, 297290), (72912, 291810), (76446, 278320), (76720, 277326), (77035, 276192), (77816, 273420), (78120, 272356), (79236, 268520), (79520, 267561), (80556, 264120), (83496, 254820), (84940, 250488), (86310, 246512), (87543, 243040), (88040, 241668), (89187, 238560), (89460, 237832), (91140, 233448), (92064, 231105), (92442, 230160), (97270, 218736), (98640, 215698), (99045, 214816), (100695, 211296), (101928, 208740), (102240, 208103), (104160, 204267), (104370, 203856), (105648, 201390), (107408, 198090), (107849, 197280), (109368, 194540), (111328, 191115), (115080, 184884), (116724, 182280), (118916, 178920), (119280, 178374), (120834, 176080), (121520, 175086), (123256, 172620), (125244, 169880), (127410, 166992), (132060, 161112), (134260, 158472), (135904, 156555), (136178, 156240), (136710, 155632), (138096, 154070), (138663, 153440), (139160, 152892), (143136, 148645), (145824, 145905)]