20548684800

素因数分解:

$2^{10}\times 3^3\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:214

約数の個数: 1056

約数和(自身を含む): 89672355840

約数和(自身を除く): 69123671040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 25, 27, 28, 30, 31, 32, 35, 36, 40, 42, 45, 48, 50, 54, 56, 60, 62, 63, 64, 70, 72, 75, 80, 84, 90, 93, 96, 100, 105, 108, 112, 120, 124, 126, 128, 135, 137, 140, 144, 150, 155, 160, 168, 175, 180, 186, 189, 192, 200, 210, 216, 217, 224, 225, 240, 248, 252, 256, 270, 274, 279, 280, 288, 300, 310, 315, 320, 336, 350, 360, 372, 378, 384, 400, 411, 420, 432, 434, 448, 450, 465, 480, 496, 504, 512, 525, 540, 548, 558, 560, 576, 600, 620, 630, 640, 651, 672, 675, 685, 700, 720, 744, 756, 768, 775, 800, 822, 837, 840, 864, 868, 896, 900, 930, 945, 959, 960, 992, 1008, 1024, 1050, 1080, 1085, 1096, 1116, 1120, 1152, 1200, 1233, 1240, 1260, 1280, 1302, 1344, 1350, 1370, 1395, 1400, 1440, 1488, 1512, 1536, 1550, 1575, 1600, 1644, 1674, 1680, 1728, 1736, 1792, 1800, 1860, 1890, 1918, 1920, 1953, 1984, 2016, 2055, 2100, 2160, 2170, 2192, 2232, 2240, 2304, 2325, 2400, 2466, 2480, 2520, 2560, 2604, 2688, 2700, 2740, 2790, 2800, 2877, 2880, 2976, 3024, 3072, 3100, 3150, 3200, 3255, 3288, 3348, 3360, 3425, 3456, 3472, 3584, 3600, 3699, 3720, 3780, 3836, 3840, 3906, 3968, 4032, 4110, 4185, 4200, 4247, 4320, 4340, 4384, 4464, 4480, 4608, 4650, 4725, 4795, 4800, 4932, 4960, 5040, 5120, 5208, 5376, 5400, 5425, 5480, 5580, 5600, 5754, 5760, 5859, 5952, 6048, 6165, 6200, 6300, 6400, 6510, 6576, 6696, 6720, 6850, 6912, 6944, 6975, 7168, 7200, 7398, 7440, 7560, 7672, 7680, 7812, 7936, 8064, 8220, 8370, 8400, 8494, 8631, 8640, 8680, 8768, 8928, 8960, 9216, 9300, 9450, 9590, 9600, 9765, 9864, 9920, 10080, 10275, 10416, 10752, 10800, 10850, 10960, 11160, 11200, 11508, 11520, 11718, 11904, 12096, 12330, 12400, 12600, 12741, 12800, 13020, 13152, 13392, 13440, 13700, 13824, 13888, 13950, 14385, 14400, 14796, 14880, 15120, 15344, 15360, 15624, 15872, 16128, 16275, 16440, 16740, 16800, 16988, 17262, 17280, 17360, 17536, 17856, 17920, 18495, 18600, 18900, 19180, 19200, 19530, 19728, 19840, 20160, 20550, 20832, 20925, 21235, 21504, 21600, 21700, 21920, 22320, 22400, 23016, 23040, 23436, 23808, 23975, 24192, 24660, 24800, 25200, 25482, 25600, 25893, 26040, 26304, 26784, 26880, 27400, 27648, 27776, 27900, 28770, 28800, 29295, 29592, 29729, 29760, 30240, 30688, 30825, 31248, 31744, 32256, 32550, 32880, 33480, 33600, 33976, 34524, 34560, 34720, 35072, 35712, 35840, 36990, 37200, 37800, 38223, 38360, 38400, 39060, 39456, 39680, 40320, 41100, 41664, 41850, 42470, 43155, 43200, 43400, 43840, 44640, 44800, 46032, 46080, 46872, 47616, 47950, 48384, 48825, 49320, 49600, 50400, 50964, 51786, 52080, 52608, 53568, 53760, 54800, 55552, 55800, 57540, 57600, 58590, 59184, 59458, 59520, 60480, 61376, 61650, 62496, 63705, 64512, 65100, 65760, 66960, 67200, 67952, 69048, 69120, 69440, 70144, 71424, 71925, 73980, 74400, 75600, 76446, 76720, 76800, 78120, 78912, 79360, 80640, 82200, 83328, 83700, 84940, 86310, 86400, 86800, 87680, 89187, 89280, 89600, 92064, 92475, 93744, 95232, 95900, 96768, 97650, 98640, 99200, 100800, 101928, 103572, 104160, 105216, 106175, 107136, 107520, 109600, 111104, 111600, 114669, 115080, 115200, 117180, 118368, 118916, 119040, 120960, 122752, 123300, 124992, 127410, 129465, 130200, 131520, 133920, 134400, 135904, 138096, 138240, 138880, 140288, 142848, 143850, 146475, 147960, 148645, 148800, 151200, 152892, 153440, 156240, 157824, 158720, 161280, 164400, 166656, 167400, 169880, 172620, 172800, 173600, 175360, 178374, 178560, 179200, 184128, 184950, 187488, 191115, 191800, 193536, 195300, 197280, 198400, 201600, 203856, 207144, 208320, 210432, 212350, 214272, 215775, 219200, 222208, 223200, 229338, 230160, 230400, 234360, 236736, 237832, 238080, 241920, 245504, 246600, 249984, 254820, 258930, 260400, 263040, 267561, 267840, 268800, 271808, 276192, 277760, 285696, 287700, 292950, 295920, 297290, 297600, 302400, 305784, 306880, 312480, 315648, 318525, 322560, 328800, 333312, 334800, 339760, 345240, 345600, 347200, 350720, 356748, 357120, 368256, 369900, 374976, 382230, 383600, 390600, 394560, 396800, 403200, 407712, 414288, 416640, 420864, 424700, 428544, 431550, 438400, 445935, 446400, 458676, 460320, 468720, 473472, 475664, 476160, 483840, 491008, 493200, 499968, 509640, 517860, 520800, 526080, 535122, 535680, 537600, 543616, 552384, 555520, 573345, 575400, 585900, 591840, 594580, 595200, 604800, 611568, 613760, 624960, 631296, 637050, 647325, 657600, 666624, 669600, 679520, 690480, 691200, 694400, 701440, 713496, 714240, 736512, 739800, 743225, 749952, 764460, 767200, 781200, 789120, 793600, 802683, 806400, 815424, 828576, 833280, 849400, 857088, 863100, 876800, 891870, 892800, 917352, 920640, 937440, 946944, 951328, 955575, 967680, 982016, 986400, 999936, 1019280, 1035720, 1041600, 1052160, 1070244, 1071360, 1087232, 1104768, 1111040, 1146690, 1150800, 1171800, 1183680, 1189160, 1190400, 1209600, 1223136, 1227520, 1249920, 1262592, 1274100, 1294650, 1315200, 1337805, 1339200, 1359040, 1380960, 1388800, 1426992, 1428480, 1473024, 1479600, 1486450, 1499904, 1528920, 1534400, 1562400, 1578240, 1605366, 1612800, 1630848, 1657152, 1666560, 1698800, 1726200, 1753600, 1783740, 1785600, 1834704, 1841280, 1874880, 1893888, 1902656, 1911150, 1972800, 1999872, 2038560, 2071440, 2083200, 2104320, 2140488, 2142720, 2174464, 2209536, 2229675, 2293380, 2301600, 2343600, 2367360, 2378320, 2380800, 2419200, 2446272, 2455040, 2499840, 2548200, 2589300, 2630400, 2675610, 2678400, 2718080, 2761920, 2777600, 2853984, 2866725, 2946048, 2959200, 2972900, 2999808, 3057840, 3068800, 3124800, 3156480, 3210732, 3261696, 3314304, 3333120, 3397600, 3452400, 3507200, 3567480, 3571200, 3669408, 3682560, 3749760, 3787776, 3805312, 3822300, 3945600, 4013415, 4077120, 4142880, 4166400, 4280976, 4285440, 4348928, 4419072, 4459350, 4586760, 4603200, 4687200, 4734720, 4756640, 4838400, 4892544, 4910080, 4999680, 5096400, 5178600, 5260800, 5351220, 5356800, 5436160, 5523840, 5555200, 5707968, 5733450, 5918400, 5945800, 5999616, 6115680, 6137600, 6249600, 6312960, 6421464, 6523392, 6628608, 6689025, 6795200, 6904800, 7134960, 7142400, 7338816, 7365120, 7499520, 7610624, 7644600, 7891200, 8026830, 8154240, 8285760, 8332800, 8561952, 8838144, 8918700, 9173520, 9206400, 9374400, 9469440, 9513280, 9785088, 9999360, 10192800, 10357200, 10521600, 10702440, 10713600, 10872320, 11047680, 11415936, 11466900, 11836800, 11891600, 12231360, 12275200, 12499200, 12842928, 13046784, 13257216, 13378050, 13590400, 13809600, 14269920, 14677632, 14730240, 14999040, 15221248, 15289200, 15782400, 16053660, 16308480, 16571520, 16665600, 17123904, 17837400, 18347040, 18412800, 18748800, 18938880, 19026560, 19570176, 20067075, 20385600, 20714400, 21404880, 21427200, 21744640, 22095360, 22831872, 22933800, 23673600, 23783200, 24462720, 24550400, 24998400, 25685856, 26514432, 26756100, 27180800, 27619200, 28539840, 29355264, 29998080, 30442496, 30578400, 31564800, 32107320, 32616960, 33143040, 34247808, 35674800, 36694080, 36825600, 37497600, 38053120, 39140352, 40134150, 40771200, 41428800, 42809760, 44190720, 45663744, 45867600, 47347200, 47566400, 48925440, 49996800, 51371712, 53512200, 54361600, 55238400, 57079680, 58710528, 61156800, 64214640, 65233920, 66286080, 68495616, 71349600, 73388160, 73651200, 74995200, 76106240, 80268300, 81542400, 82857600, 85619520, 91327488, 91735200, 94694400, 95132800, 97850880, 102743424, 107024400, 108723200, 110476800, 114159360, 117421056, 122313600, 128429280, 132572160, 136991232, 142699200, 146776320, 149990400, 152212480, 160536600, 163084800, 165715200, 171239040, 183470400, 190265600, 195701760, 205486848, 214048800, 220953600, 228318720, 244627200, 256858560, 273982464, 285398400, 293552640, 321073200, 326169600, 331430400, 342478080, 366940800, 380531200, 410973696, 428097600, 456637440, 489254400, 513717120, 570796800, 587105280, 642146400, 662860800, 684956160, 733881600, 761062400, 821947392, 856195200, 978508800, 1027434240, 1141593600, 1284292800, 1369912320, 1467763200, 1712390400, 2054868480, 2283187200, 2568585600, 2935526400, 3424780800, 4109736960, 5137171200, 6849561600, 10274342400, 20548684800]

約数ペア:

[(1, 20548684800), (2, 10274342400), (3, 6849561600), (4, 5137171200), (5, 4109736960), (6, 3424780800), (7, 2935526400), (8, 2568585600), (9, 2283187200), (10, 2054868480), (12, 1712390400), (14, 1467763200), (15, 1369912320), (16, 1284292800), (18, 1141593600), (20, 1027434240), (21, 978508800), (24, 856195200), (25, 821947392), (27, 761062400), (28, 733881600), (30, 684956160), (31, 662860800), (32, 642146400), (35, 587105280), (36, 570796800), (40, 513717120), (42, 489254400), (45, 456637440), (48, 428097600), (50, 410973696), (54, 380531200), (56, 366940800), (60, 342478080), (62, 331430400), (63, 326169600), (64, 321073200), (70, 293552640), (72, 285398400), (75, 273982464), (80, 256858560), (84, 244627200), (90, 228318720), (93, 220953600), (96, 214048800), (100, 205486848), (105, 195701760), (108, 190265600), (112, 183470400), (120, 171239040), (124, 165715200), (126, 163084800), (128, 160536600), (135, 152212480), (137, 149990400), (140, 146776320), (144, 142699200), (150, 136991232), (155, 132572160), (160, 128429280), (168, 122313600), (175, 117421056), (180, 114159360), (186, 110476800), (189, 108723200), (192, 107024400), (200, 102743424), (210, 97850880), (216, 95132800), (217, 94694400), (224, 91735200), (225, 91327488), (240, 85619520), (248, 82857600), (252, 81542400), (256, 80268300), (270, 76106240), (274, 74995200), (279, 73651200), (280, 73388160), (288, 71349600), (300, 68495616), (310, 66286080), (315, 65233920), (320, 64214640), (336, 61156800), (350, 58710528), (360, 57079680), (372, 55238400), (378, 54361600), (384, 53512200), (400, 51371712), (411, 49996800), (420, 48925440), (432, 47566400), (434, 47347200), (448, 45867600), (450, 45663744), (465, 44190720), (480, 42809760), (496, 41428800), (504, 40771200), (512, 40134150), (525, 39140352), (540, 38053120), (548, 37497600), (558, 36825600), (560, 36694080), (576, 35674800), (600, 34247808), (620, 33143040), (630, 32616960), (640, 32107320), (651, 31564800), (672, 30578400), (675, 30442496), (685, 29998080), (700, 29355264), (720, 28539840), (744, 27619200), (756, 27180800), (768, 26756100), (775, 26514432), (800, 25685856), (822, 24998400), (837, 24550400), (840, 24462720), (864, 23783200), (868, 23673600), (896, 22933800), (900, 22831872), (930, 22095360), (945, 21744640), (959, 21427200), (960, 21404880), (992, 20714400), (1008, 20385600), (1024, 20067075), (1050, 19570176), (1080, 19026560), (1085, 18938880), (1096, 18748800), (1116, 18412800), (1120, 18347040), (1152, 17837400), (1200, 17123904), (1233, 16665600), (1240, 16571520), (1260, 16308480), (1280, 16053660), (1302, 15782400), (1344, 15289200), (1350, 15221248), (1370, 14999040), (1395, 14730240), (1400, 14677632), (1440, 14269920), (1488, 13809600), (1512, 13590400), (1536, 13378050), (1550, 13257216), (1575, 13046784), (1600, 12842928), (1644, 12499200), (1674, 12275200), (1680, 12231360), (1728, 11891600), (1736, 11836800), (1792, 11466900), (1800, 11415936), (1860, 11047680), (1890, 10872320), (1918, 10713600), (1920, 10702440), (1953, 10521600), (1984, 10357200), (2016, 10192800), (2055, 9999360), (2100, 9785088), (2160, 9513280), (2170, 9469440), (2192, 9374400), (2232, 9206400), (2240, 9173520), (2304, 8918700), (2325, 8838144), (2400, 8561952), (2466, 8332800), (2480, 8285760), (2520, 8154240), (2560, 8026830), (2604, 7891200), (2688, 7644600), (2700, 7610624), (2740, 7499520), (2790, 7365120), (2800, 7338816), (2877, 7142400), (2880, 7134960), (2976, 6904800), (3024, 6795200), (3072, 6689025), (3100, 6628608), (3150, 6523392), (3200, 6421464), (3255, 6312960), (3288, 6249600), (3348, 6137600), (3360, 6115680), (3425, 5999616), (3456, 5945800), (3472, 5918400), (3584, 5733450), (3600, 5707968), (3699, 5555200), (3720, 5523840), (3780, 5436160), (3836, 5356800), (3840, 5351220), (3906, 5260800), (3968, 5178600), (4032, 5096400), (4110, 4999680), (4185, 4910080), (4200, 4892544), (4247, 4838400), (4320, 4756640), (4340, 4734720), (4384, 4687200), (4464, 4603200), (4480, 4586760), (4608, 4459350), (4650, 4419072), (4725, 4348928), (4795, 4285440), (4800, 4280976), (4932, 4166400), (4960, 4142880), (5040, 4077120), (5120, 4013415), (5208, 3945600), (5376, 3822300), (5400, 3805312), (5425, 3787776), (5480, 3749760), (5580, 3682560), (5600, 3669408), (5754, 3571200), (5760, 3567480), (5859, 3507200), (5952, 3452400), (6048, 3397600), (6165, 3333120), (6200, 3314304), (6300, 3261696), (6400, 3210732), (6510, 3156480), (6576, 3124800), (6696, 3068800), (6720, 3057840), (6850, 2999808), (6912, 2972900), (6944, 2959200), (6975, 2946048), (7168, 2866725), (7200, 2853984), (7398, 2777600), (7440, 2761920), (7560, 2718080), (7672, 2678400), (7680, 2675610), (7812, 2630400), (7936, 2589300), (8064, 2548200), (8220, 2499840), (8370, 2455040), (8400, 2446272), (8494, 2419200), (8631, 2380800), (8640, 2378320), (8680, 2367360), (8768, 2343600), (8928, 2301600), (8960, 2293380), (9216, 2229675), (9300, 2209536), (9450, 2174464), (9590, 2142720), (9600, 2140488), (9765, 2104320), (9864, 2083200), (9920, 2071440), (10080, 2038560), (10275, 1999872), (10416, 1972800), (10752, 1911150), (10800, 1902656), (10850, 1893888), (10960, 1874880), (11160, 1841280), (11200, 1834704), (11508, 1785600), (11520, 1783740), (11718, 1753600), (11904, 1726200), (12096, 1698800), (12330, 1666560), (12400, 1657152), (12600, 1630848), (12741, 1612800), (12800, 1605366), (13020, 1578240), (13152, 1562400), (13392, 1534400), (13440, 1528920), (13700, 1499904), (13824, 1486450), (13888, 1479600), (13950, 1473024), (14385, 1428480), (14400, 1426992), (14796, 1388800), (14880, 1380960), (15120, 1359040), (15344, 1339200), (15360, 1337805), (15624, 1315200), (15872, 1294650), (16128, 1274100), (16275, 1262592), (16440, 1249920), (16740, 1227520), (16800, 1223136), (16988, 1209600), (17262, 1190400), (17280, 1189160), (17360, 1183680), (17536, 1171800), (17856, 1150800), (17920, 1146690), (18495, 1111040), (18600, 1104768), (18900, 1087232), (19180, 1071360), (19200, 1070244), (19530, 1052160), (19728, 1041600), (19840, 1035720), (20160, 1019280), (20550, 999936), (20832, 986400), (20925, 982016), (21235, 967680), (21504, 955575), (21600, 951328), (21700, 946944), (21920, 937440), (22320, 920640), (22400, 917352), (23016, 892800), (23040, 891870), (23436, 876800), (23808, 863100), (23975, 857088), (24192, 849400), (24660, 833280), (24800, 828576), (25200, 815424), (25482, 806400), (25600, 802683), (25893, 793600), (26040, 789120), (26304, 781200), (26784, 767200), (26880, 764460), (27400, 749952), (27648, 743225), (27776, 739800), (27900, 736512), (28770, 714240), (28800, 713496), (29295, 701440), (29592, 694400), (29729, 691200), (29760, 690480), (30240, 679520), (30688, 669600), (30825, 666624), (31248, 657600), (31744, 647325), (32256, 637050), (32550, 631296), (32880, 624960), (33480, 613760), (33600, 611568), (33976, 604800), (34524, 595200), (34560, 594580), (34720, 591840), (35072, 585900), (35712, 575400), (35840, 573345), (36990, 555520), (37200, 552384), (37800, 543616), (38223, 537600), (38360, 535680), (38400, 535122), (39060, 526080), (39456, 520800), (39680, 517860), (40320, 509640), (41100, 499968), (41664, 493200), (41850, 491008), (42470, 483840), (43155, 476160), (43200, 475664), (43400, 473472), (43840, 468720), (44640, 460320), (44800, 458676), (46032, 446400), (46080, 445935), (46872, 438400), (47616, 431550), (47950, 428544), (48384, 424700), (48825, 420864), (49320, 416640), (49600, 414288), (50400, 407712), (50964, 403200), (51786, 396800), (52080, 394560), (52608, 390600), (53568, 383600), (53760, 382230), (54800, 374976), (55552, 369900), (55800, 368256), (57540, 357120), (57600, 356748), (58590, 350720), (59184, 347200), (59458, 345600), (59520, 345240), (60480, 339760), (61376, 334800), (61650, 333312), (62496, 328800), (63705, 322560), (64512, 318525), (65100, 315648), (65760, 312480), (66960, 306880), (67200, 305784), (67952, 302400), (69048, 297600), (69120, 297290), (69440, 295920), (70144, 292950), (71424, 287700), (71925, 285696), (73980, 277760), (74400, 276192), (75600, 271808), (76446, 268800), (76720, 267840), (76800, 267561), (78120, 263040), (78912, 260400), (79360, 258930), (80640, 254820), (82200, 249984), (83328, 246600), (83700, 245504), (84940, 241920), (86310, 238080), (86400, 237832), (86800, 236736), (87680, 234360), (89187, 230400), (89280, 230160), (89600, 229338), (92064, 223200), (92475, 222208), (93744, 219200), (95232, 215775), (95900, 214272), (96768, 212350), (97650, 210432), (98640, 208320), (99200, 207144), (100800, 203856), (101928, 201600), (103572, 198400), (104160, 197280), (105216, 195300), (106175, 193536), (107136, 191800), (107520, 191115), (109600, 187488), (111104, 184950), (111600, 184128), (114669, 179200), (115080, 178560), (115200, 178374), (117180, 175360), (118368, 173600), (118916, 172800), (119040, 172620), (120960, 169880), (122752, 167400), (123300, 166656), (124992, 164400), (127410, 161280), (129465, 158720), (130200, 157824), (131520, 156240), (133920, 153440), (134400, 152892), (135904, 151200), (138096, 148800), (138240, 148645), (138880, 147960), (140288, 146475), (142848, 143850)]