21720484800

素因数分解:

$2^6\times 3^3\times 5^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{331}}^1$

素因数の和:407

約数の個数: 1008

約数和(自身を含む): 95364848640

約数和(自身を除く): 73644363840

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, 49, 50, 54, 56, 60, 62, 63, 64, 70, 72, 75, 80, 84, 90, 93, 96, 98, 100, 105, 108, 112, 120, 124, 126, 135, 140, 144, 147, 150, 155, 160, 168, 175, 180, 186, 189, 192, 196, 200, 210, 216, 217, 224, 225, 240, 245, 248, 252, 270, 279, 280, 288, 294, 300, 310, 315, 320, 331, 336, 350, 360, 372, 378, 392, 400, 420, 432, 434, 441, 448, 450, 465, 480, 490, 496, 504, 525, 540, 558, 560, 576, 588, 600, 620, 630, 651, 662, 672, 675, 700, 720, 735, 744, 756, 775, 784, 800, 837, 840, 864, 868, 882, 900, 930, 945, 960, 980, 992, 993, 1008, 1050, 1080, 1085, 1116, 1120, 1176, 1200, 1225, 1240, 1260, 1302, 1323, 1324, 1344, 1350, 1395, 1400, 1440, 1470, 1488, 1512, 1519, 1550, 1568, 1575, 1600, 1655, 1674, 1680, 1728, 1736, 1764, 1800, 1860, 1890, 1953, 1960, 1984, 1986, 2016, 2100, 2160, 2170, 2205, 2232, 2240, 2317, 2325, 2352, 2400, 2450, 2480, 2520, 2604, 2646, 2648, 2700, 2790, 2800, 2880, 2940, 2976, 2979, 3024, 3038, 3100, 3136, 3150, 3255, 3310, 3348, 3360, 3472, 3528, 3600, 3675, 3720, 3780, 3906, 3920, 3972, 4032, 4185, 4200, 4320, 4340, 4410, 4464, 4557, 4634, 4650, 4704, 4725, 4800, 4900, 4960, 4965, 5040, 5208, 5292, 5296, 5400, 5425, 5580, 5600, 5859, 5880, 5952, 5958, 6048, 6076, 6200, 6300, 6510, 6615, 6620, 6696, 6720, 6944, 6951, 6975, 7056, 7200, 7350, 7440, 7560, 7595, 7812, 7840, 7944, 8275, 8370, 8400, 8640, 8680, 8820, 8928, 8937, 9114, 9268, 9300, 9408, 9450, 9765, 9800, 9920, 9930, 10080, 10261, 10416, 10584, 10592, 10800, 10850, 11025, 11160, 11200, 11585, 11718, 11760, 11916, 12096, 12152, 12400, 12600, 13020, 13230, 13240, 13392, 13671, 13888, 13902, 13950, 14112, 14400, 14700, 14880, 14895, 15120, 15190, 15624, 15680, 15888, 16219, 16275, 16550, 16740, 16800, 17360, 17640, 17856, 17874, 18228, 18536, 18600, 18900, 19530, 19600, 19860, 20160, 20522, 20832, 20853, 20925, 21168, 21184, 21600, 21700, 22050, 22320, 22785, 23170, 23436, 23520, 23832, 24304, 24800, 24825, 25200, 26040, 26460, 26480, 26784, 27342, 27804, 27900, 28224, 29295, 29400, 29760, 29790, 30240, 30380, 30783, 31248, 31776, 32438, 32550, 33075, 33100, 33480, 33600, 34720, 34755, 35280, 35748, 36456, 37072, 37200, 37800, 37975, 39060, 39200, 39720, 41013, 41044, 41664, 41706, 41850, 42336, 43200, 43400, 44100, 44640, 44685, 45570, 46340, 46872, 47040, 47664, 48608, 48657, 48825, 49600, 49650, 50400, 51305, 52080, 52920, 52960, 53568, 54684, 55608, 55800, 57925, 58590, 58800, 59580, 60480, 60760, 61566, 62496, 62559, 63552, 64876, 65100, 66150, 66200, 66960, 68355, 69440, 69510, 70560, 71496, 71827, 72912, 74144, 74400, 74475, 75600, 75950, 78120, 78400, 79440, 81095, 82026, 82088, 83412, 83700, 84672, 86800, 88200, 89280, 89370, 91140, 92349, 92680, 93744, 95328, 97216, 97314, 97650, 99300, 100800, 102610, 104160, 104265, 105840, 105920, 109368, 111216, 111600, 113925, 115850, 117180, 117600, 119160, 121520, 123132, 124992, 125118, 129752, 130200, 132300, 132400, 133920, 136710, 139020, 141120, 142992, 143654, 145824, 145971, 146475, 148288, 148800, 148950, 151200, 151900, 153915, 156240, 158880, 162190, 164052, 164176, 166824, 167400, 173600, 173775, 176400, 178740, 182280, 184698, 185360, 187488, 190656, 194628, 195300, 198600, 205065, 205220, 208320, 208530, 211680, 215481, 218736, 222432, 223200, 223425, 227850, 231700, 234360, 235200, 238320, 243040, 243285, 246264, 250236, 256525, 259504, 260400, 264600, 264800, 267840, 273420, 277047, 278040, 285984, 287308, 291648, 291942, 292950, 297900, 302400, 303800, 307830, 312480, 312795, 317760, 324380, 328104, 328352, 333648, 334800, 341775, 347200, 347550, 352800, 357480, 359135, 364560, 369396, 370720, 374976, 389256, 390600, 397200, 405475, 410130, 410440, 417060, 423360, 430962, 437472, 437913, 444864, 446400, 446850, 455700, 461745, 463400, 468720, 476640, 486080, 486570, 492528, 500472, 502789, 513050, 519008, 520800, 521325, 529200, 529600, 546840, 554094, 556080, 571968, 574616, 583884, 585900, 595800, 607600, 615660, 624960, 625590, 646443, 648760, 656208, 656704, 667296, 669600, 683550, 695100, 705600, 714960, 718270, 729120, 729855, 738792, 741440, 769575, 778512, 781200, 794400, 810950, 820260, 820880, 834120, 861924, 874944, 875826, 893700, 911400, 923490, 926800, 937440, 953280, 973140, 985056, 1000944, 1005578, 1025325, 1026100, 1038016, 1041600, 1042650, 1058400, 1077405, 1093680, 1108188, 1112160, 1149232, 1167768, 1171800, 1191600, 1215200, 1216425, 1231320, 1251180, 1292886, 1297520, 1312416, 1334592, 1339200, 1367100, 1385235, 1390200, 1429920, 1436540, 1458240, 1459710, 1477584, 1508367, 1539150, 1557024, 1562400, 1563975, 1588800, 1621900, 1640520, 1641760, 1668240, 1723848, 1751652, 1787400, 1795675, 1822800, 1846980, 1853600, 1874880, 1939329, 1946280, 1970112, 2001888, 2011156, 2050650, 2052200, 2085300, 2116800, 2154810, 2187360, 2189565, 2216376, 2224320, 2298464, 2308725, 2335536, 2343600, 2383200, 2430400, 2432850, 2462640, 2502360, 2513945, 2585772, 2595040, 2624832, 2734200, 2770470, 2780400, 2859840, 2873080, 2919420, 2955168, 3016734, 3078300, 3114048, 3124800, 3127950, 3232215, 3243800, 3281040, 3283520, 3336480, 3447696, 3503304, 3574800, 3591350, 3645600, 3649275, 3693960, 3707200, 3878658, 3892560, 4003776, 4022312, 4101300, 4104400, 4170600, 4309620, 4374720, 4379130, 4432752, 4525101, 4596928, 4617450, 4671072, 4687200, 4766400, 4865700, 4925280, 5004720, 5027890, 5171544, 5190080, 5387025, 5468400, 5540940, 5560800, 5746160, 5838840, 5910336, 6033468, 6156600, 6255900, 6464430, 6487600, 6562080, 6672960, 6895392, 6926175, 7006608, 7149600, 7182700, 7291200, 7298550, 7387920, 7541835, 7757316, 7785120, 8044624, 8202600, 8208800, 8341200, 8619240, 8758260, 8865504, 9050202, 9234900, 9342144, 9374400, 9696645, 9731400, 9850560, 10009440, 10055780, 10343088, 10774050, 10936800, 10947825, 11081880, 11121600, 11492320, 11677680, 12066936, 12313200, 12511800, 12569725, 12928860, 12975200, 13124160, 13575303, 13790784, 13852350, 14013216, 14299200, 14365400, 14597100, 14775840, 15083670, 15514632, 15570240, 16089248, 16161075, 16405200, 16417600, 16682400, 17238480, 17516520, 17731008, 18100404, 18469800, 19393290, 19462800, 20018880, 20111560, 20686176, 21548100, 21873600, 21895650, 22163760, 22625505, 22984640, 23355360, 24133872, 24626400, 25023600, 25139450, 25857720, 25950400, 27150606, 27704700, 28026432, 28730800, 29194200, 29551680, 30167340, 31029264, 32178496, 32322150, 32810400, 33364800, 34476960, 35033040, 36200808, 36939600, 37709175, 38786580, 38925600, 40223120, 41372352, 43096200, 43791300, 44327520, 45251010, 46710720, 48267744, 48483225, 49252800, 50047200, 50278900, 51715440, 54301212, 55409400, 57461600, 58388400, 60334680, 62058528, 64644300, 65620800, 67876515, 68953920, 70066080, 72401616, 73879200, 75418350, 77573160, 77851200, 80446240, 86192400, 87582600, 88655040, 90502020, 96535488, 96966450, 100094400, 100557800, 103430880, 108602424, 110818800, 113127525, 114923200, 116776800, 120669360, 124117056, 129288600, 135753030, 140132160, 144803232, 147758400, 150836700, 155146320, 160892480, 172384800, 175165200, 181004040, 193932900, 201115600, 206861760, 217204848, 221637600, 226255050, 233553600, 241338720, 258577200, 271506060, 289606464, 301673400, 310292640, 339382575, 344769600, 350330400, 362008080, 387865800, 402231200, 434409696, 443275200, 452510100, 482677440, 517154400, 543012120, 603346800, 620585280, 678765150, 700660800, 724016160, 775731600, 804462400, 868819392, 905020200, 1034308800, 1086024240, 1206693600, 1357530300, 1448032320, 1551463200, 1810040400, 2172048480, 2413387200, 2715060600, 3102926400, 3620080800, 4344096960, 5430121200, 7240161600, 10860242400, 21720484800]

約数ペア:

[(1, 21720484800), (2, 10860242400), (3, 7240161600), (4, 5430121200), (5, 4344096960), (6, 3620080800), (7, 3102926400), (8, 2715060600), (9, 2413387200), (10, 2172048480), (12, 1810040400), (14, 1551463200), (15, 1448032320), (16, 1357530300), (18, 1206693600), (20, 1086024240), (21, 1034308800), (24, 905020200), (25, 868819392), (27, 804462400), (28, 775731600), (30, 724016160), (31, 700660800), (32, 678765150), (35, 620585280), (36, 603346800), (40, 543012120), (42, 517154400), (45, 482677440), (48, 452510100), (49, 443275200), (50, 434409696), (54, 402231200), (56, 387865800), (60, 362008080), (62, 350330400), (63, 344769600), (64, 339382575), (70, 310292640), (72, 301673400), (75, 289606464), (80, 271506060), (84, 258577200), (90, 241338720), (93, 233553600), (96, 226255050), (98, 221637600), (100, 217204848), (105, 206861760), (108, 201115600), (112, 193932900), (120, 181004040), (124, 175165200), (126, 172384800), (135, 160892480), (140, 155146320), (144, 150836700), (147, 147758400), (150, 144803232), (155, 140132160), (160, 135753030), (168, 129288600), (175, 124117056), (180, 120669360), (186, 116776800), (189, 114923200), (192, 113127525), (196, 110818800), (200, 108602424), (210, 103430880), (216, 100557800), (217, 100094400), (224, 96966450), (225, 96535488), (240, 90502020), (245, 88655040), (248, 87582600), (252, 86192400), (270, 80446240), (279, 77851200), (280, 77573160), (288, 75418350), (294, 73879200), (300, 72401616), (310, 70066080), (315, 68953920), (320, 67876515), (331, 65620800), (336, 64644300), (350, 62058528), (360, 60334680), (372, 58388400), (378, 57461600), (392, 55409400), (400, 54301212), (420, 51715440), (432, 50278900), (434, 50047200), (441, 49252800), (448, 48483225), (450, 48267744), (465, 46710720), (480, 45251010), (490, 44327520), (496, 43791300), (504, 43096200), (525, 41372352), (540, 40223120), (558, 38925600), (560, 38786580), (576, 37709175), (588, 36939600), (600, 36200808), (620, 35033040), (630, 34476960), (651, 33364800), (662, 32810400), (672, 32322150), (675, 32178496), (700, 31029264), (720, 30167340), (735, 29551680), (744, 29194200), (756, 28730800), (775, 28026432), (784, 27704700), (800, 27150606), (837, 25950400), (840, 25857720), (864, 25139450), (868, 25023600), (882, 24626400), (900, 24133872), (930, 23355360), (945, 22984640), (960, 22625505), (980, 22163760), (992, 21895650), (993, 21873600), (1008, 21548100), (1050, 20686176), (1080, 20111560), (1085, 20018880), (1116, 19462800), (1120, 19393290), (1176, 18469800), (1200, 18100404), (1225, 17731008), (1240, 17516520), (1260, 17238480), (1302, 16682400), (1323, 16417600), (1324, 16405200), (1344, 16161075), (1350, 16089248), (1395, 15570240), (1400, 15514632), (1440, 15083670), (1470, 14775840), (1488, 14597100), (1512, 14365400), (1519, 14299200), (1550, 14013216), (1568, 13852350), (1575, 13790784), (1600, 13575303), (1655, 13124160), (1674, 12975200), (1680, 12928860), (1728, 12569725), (1736, 12511800), (1764, 12313200), (1800, 12066936), (1860, 11677680), (1890, 11492320), (1953, 11121600), (1960, 11081880), (1984, 10947825), (1986, 10936800), (2016, 10774050), (2100, 10343088), (2160, 10055780), (2170, 10009440), (2205, 9850560), (2232, 9731400), (2240, 9696645), (2317, 9374400), (2325, 9342144), (2352, 9234900), (2400, 9050202), (2450, 8865504), (2480, 8758260), (2520, 8619240), (2604, 8341200), (2646, 8208800), (2648, 8202600), (2700, 8044624), (2790, 7785120), (2800, 7757316), (2880, 7541835), (2940, 7387920), (2976, 7298550), (2979, 7291200), (3024, 7182700), (3038, 7149600), (3100, 7006608), (3136, 6926175), (3150, 6895392), (3255, 6672960), (3310, 6562080), (3348, 6487600), (3360, 6464430), (3472, 6255900), (3528, 6156600), (3600, 6033468), (3675, 5910336), (3720, 5838840), (3780, 5746160), (3906, 5560800), (3920, 5540940), (3972, 5468400), (4032, 5387025), (4185, 5190080), (4200, 5171544), (4320, 5027890), (4340, 5004720), (4410, 4925280), (4464, 4865700), (4557, 4766400), (4634, 4687200), (4650, 4671072), (4704, 4617450), (4725, 4596928), (4800, 4525101), (4900, 4432752), (4960, 4379130), (4965, 4374720), (5040, 4309620), (5208, 4170600), (5292, 4104400), (5296, 4101300), (5400, 4022312), (5425, 4003776), (5580, 3892560), (5600, 3878658), (5859, 3707200), (5880, 3693960), (5952, 3649275), (5958, 3645600), (6048, 3591350), (6076, 3574800), (6200, 3503304), (6300, 3447696), (6510, 3336480), (6615, 3283520), (6620, 3281040), (6696, 3243800), (6720, 3232215), (6944, 3127950), (6951, 3124800), (6975, 3114048), (7056, 3078300), (7200, 3016734), (7350, 2955168), (7440, 2919420), (7560, 2873080), (7595, 2859840), (7812, 2780400), (7840, 2770470), (7944, 2734200), (8275, 2624832), (8370, 2595040), (8400, 2585772), (8640, 2513945), (8680, 2502360), (8820, 2462640), (8928, 2432850), (8937, 2430400), (9114, 2383200), (9268, 2343600), (9300, 2335536), (9408, 2308725), (9450, 2298464), (9765, 2224320), (9800, 2216376), (9920, 2189565), (9930, 2187360), (10080, 2154810), (10261, 2116800), (10416, 2085300), (10584, 2052200), (10592, 2050650), (10800, 2011156), (10850, 2001888), (11025, 1970112), (11160, 1946280), (11200, 1939329), (11585, 1874880), (11718, 1853600), (11760, 1846980), (11916, 1822800), (12096, 1795675), (12152, 1787400), (12400, 1751652), (12600, 1723848), (13020, 1668240), (13230, 1641760), (13240, 1640520), (13392, 1621900), (13671, 1588800), (13888, 1563975), (13902, 1562400), (13950, 1557024), (14112, 1539150), (14400, 1508367), (14700, 1477584), (14880, 1459710), (14895, 1458240), (15120, 1436540), (15190, 1429920), (15624, 1390200), (15680, 1385235), (15888, 1367100), (16219, 1339200), (16275, 1334592), (16550, 1312416), (16740, 1297520), (16800, 1292886), (17360, 1251180), (17640, 1231320), (17856, 1216425), (17874, 1215200), (18228, 1191600), (18536, 1171800), (18600, 1167768), (18900, 1149232), (19530, 1112160), (19600, 1108188), (19860, 1093680), (20160, 1077405), (20522, 1058400), (20832, 1042650), (20853, 1041600), (20925, 1038016), (21168, 1026100), (21184, 1025325), (21600, 1005578), (21700, 1000944), (22050, 985056), (22320, 973140), (22785, 953280), (23170, 937440), (23436, 926800), (23520, 923490), (23832, 911400), (24304, 893700), (24800, 875826), (24825, 874944), (25200, 861924), (26040, 834120), (26460, 820880), (26480, 820260), (26784, 810950), (27342, 794400), (27804, 781200), (27900, 778512), (28224, 769575), (29295, 741440), (29400, 738792), (29760, 729855), (29790, 729120), (30240, 718270), (30380, 714960), (30783, 705600), (31248, 695100), (31776, 683550), (32438, 669600), (32550, 667296), (33075, 656704), (33100, 656208), (33480, 648760), (33600, 646443), (34720, 625590), (34755, 624960), (35280, 615660), (35748, 607600), (36456, 595800), (37072, 585900), (37200, 583884), (37800, 574616), (37975, 571968), (39060, 556080), (39200, 554094), (39720, 546840), (41013, 529600), (41044, 529200), (41664, 521325), (41706, 520800), (41850, 519008), (42336, 513050), (43200, 502789), (43400, 500472), (44100, 492528), (44640, 486570), (44685, 486080), (45570, 476640), (46340, 468720), (46872, 463400), (47040, 461745), (47664, 455700), (48608, 446850), (48657, 446400), (48825, 444864), (49600, 437913), (49650, 437472), (50400, 430962), (51305, 423360), (52080, 417060), (52920, 410440), (52960, 410130), (53568, 405475), (54684, 397200), (55608, 390600), (55800, 389256), (57925, 374976), (58590, 370720), (58800, 369396), (59580, 364560), (60480, 359135), (60760, 357480), (61566, 352800), (62496, 347550), (62559, 347200), (63552, 341775), (64876, 334800), (65100, 333648), (66150, 328352), (66200, 328104), (66960, 324380), (68355, 317760), (69440, 312795), (69510, 312480), (70560, 307830), (71496, 303800), (71827, 302400), (72912, 297900), (74144, 292950), (74400, 291942), (74475, 291648), (75600, 287308), (75950, 285984), (78120, 278040), (78400, 277047), (79440, 273420), (81095, 267840), (82026, 264800), (82088, 264600), (83412, 260400), (83700, 259504), (84672, 256525), (86800, 250236), (88200, 246264), (89280, 243285), (89370, 243040), (91140, 238320), (92349, 235200), (92680, 234360), (93744, 231700), (95328, 227850), (97216, 223425), (97314, 223200), (97650, 222432), (99300, 218736), (100800, 215481), (102610, 211680), (104160, 208530), (104265, 208320), (105840, 205220), (105920, 205065), (109368, 198600), (111216, 195300), (111600, 194628), (113925, 190656), (115850, 187488), (117180, 185360), (117600, 184698), (119160, 182280), (121520, 178740), (123132, 176400), (124992, 173775), (125118, 173600), (129752, 167400), (130200, 166824), (132300, 164176), (132400, 164052), (133920, 162190), (136710, 158880), (139020, 156240), (141120, 153915), (142992, 151900), (143654, 151200), (145824, 148950), (145971, 148800), (146475, 148288)]