21000608640

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1$

素因数の和:220

約数の個数: 1024

約数和(自身を含む): 88092748800

約数和(自身を除く): 67092140160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 17, 18, 20, 22, 24, 27, 30, 32, 33, 34, 36, 40, 44, 45, 48, 51, 54, 55, 60, 64, 66, 67, 68, 72, 80, 85, 88, 90, 96, 97, 99, 102, 108, 110, 120, 128, 132, 134, 135, 136, 144, 153, 160, 165, 170, 176, 180, 187, 192, 194, 198, 201, 204, 216, 220, 240, 255, 264, 268, 270, 272, 288, 291, 297, 306, 320, 330, 335, 340, 352, 360, 374, 384, 388, 396, 402, 408, 432, 440, 459, 480, 485, 495, 510, 528, 536, 540, 544, 561, 576, 582, 594, 603, 612, 640, 660, 670, 680, 704, 720, 737, 748, 765, 776, 792, 804, 816, 864, 873, 880, 918, 935, 960, 970, 990, 1005, 1020, 1056, 1067, 1072, 1080, 1088, 1122, 1139, 1152, 1164, 1188, 1206, 1224, 1320, 1340, 1360, 1408, 1440, 1455, 1474, 1485, 1496, 1530, 1552, 1584, 1608, 1632, 1649, 1683, 1728, 1746, 1760, 1809, 1836, 1870, 1920, 1940, 1980, 2010, 2040, 2112, 2134, 2144, 2160, 2176, 2211, 2244, 2278, 2295, 2328, 2376, 2412, 2448, 2619, 2640, 2680, 2720, 2805, 2880, 2910, 2948, 2970, 2992, 3015, 3060, 3104, 3168, 3201, 3216, 3264, 3298, 3366, 3417, 3456, 3492, 3520, 3618, 3672, 3685, 3740, 3880, 3960, 4020, 4080, 4224, 4268, 4288, 4320, 4365, 4422, 4488, 4556, 4590, 4656, 4752, 4824, 4896, 4947, 5049, 5238, 5280, 5335, 5360, 5440, 5610, 5695, 5760, 5820, 5896, 5940, 5984, 6030, 6120, 6208, 6336, 6402, 6432, 6499, 6528, 6596, 6633, 6732, 6834, 6984, 7040, 7236, 7344, 7370, 7480, 7760, 7920, 8040, 8160, 8245, 8415, 8536, 8576, 8640, 8730, 8844, 8976, 9045, 9112, 9180, 9312, 9504, 9603, 9648, 9792, 9894, 10098, 10251, 10476, 10560, 10670, 10720, 10880, 11055, 11220, 11390, 11640, 11792, 11880, 11968, 12060, 12240, 12416, 12529, 12672, 12804, 12864, 12998, 13095, 13192, 13266, 13464, 13668, 13968, 14472, 14688, 14740, 14841, 14960, 15520, 15840, 16005, 16080, 16320, 16490, 16830, 17072, 17085, 17280, 17460, 17688, 17952, 18090, 18139, 18224, 18360, 18624, 19008, 19206, 19296, 19497, 19584, 19788, 19899, 20196, 20502, 20952, 21120, 21340, 21440, 22110, 22440, 22780, 23280, 23584, 23760, 23936, 24120, 24480, 24735, 25058, 25245, 25608, 25728, 25996, 26190, 26384, 26532, 26928, 27336, 27936, 28809, 28944, 29376, 29480, 29682, 29920, 30753, 31040, 31680, 32010, 32160, 32495, 32640, 32980, 33165, 33660, 34144, 34170, 34920, 35376, 35904, 36180, 36278, 36448, 36720, 37248, 37587, 38016, 38412, 38592, 38994, 39576, 39798, 40392, 41004, 41904, 42680, 42880, 44220, 44523, 44880, 45560, 46560, 47168, 47520, 48015, 48240, 48960, 49470, 50116, 50490, 51216, 51255, 51992, 52380, 52768, 53064, 53856, 54417, 54672, 55872, 57618, 57888, 58491, 58752, 58960, 59364, 59840, 61506, 62080, 62645, 63360, 64020, 64320, 64990, 65960, 66330, 67320, 68288, 68340, 69840, 70752, 71489, 71808, 72360, 72556, 72896, 73440, 74205, 75174, 76824, 77184, 77988, 79152, 79596, 80784, 82008, 83808, 85360, 88440, 89046, 89760, 90695, 91120, 93120, 94336, 95040, 96030, 96480, 97485, 97920, 98940, 99495, 100232, 100980, 102432, 102510, 103984, 104760, 105536, 106128, 107712, 108834, 109344, 110483, 111744, 112761, 115236, 115776, 116982, 117920, 118728, 119680, 123012, 125290, 128040, 128640, 129980, 131920, 132660, 134640, 136576, 136680, 139680, 141504, 142978, 144045, 144720, 145112, 145792, 146880, 148410, 150348, 153648, 153765, 155976, 158304, 159192, 161568, 163251, 164016, 167616, 170720, 175473, 176880, 178092, 179520, 181390, 182240, 186240, 187935, 190080, 192060, 192960, 194970, 197880, 198990, 200464, 201960, 204864, 205020, 207968, 209520, 211072, 212256, 214467, 215424, 217668, 218688, 220966, 222615, 225522, 230472, 231552, 233964, 235840, 237456, 246024, 250580, 256080, 259960, 263840, 265320, 269280, 272085, 273360, 279360, 283008, 285956, 288090, 289440, 290224, 292455, 293760, 296820, 300696, 307296, 307530, 311952, 316608, 318384, 323136, 326502, 328032, 331449, 335232, 338283, 341440, 350946, 353760, 356184, 357445, 359040, 362780, 364480, 375870, 384120, 385920, 389940, 395760, 397980, 400928, 403920, 409728, 410040, 415936, 419040, 424512, 428934, 435336, 437376, 441932, 445230, 451044, 460944, 467928, 471680, 474912, 489753, 492048, 501160, 512160, 519920, 527680, 530640, 538560, 544170, 546720, 552415, 558720, 563805, 571912, 576180, 578880, 580448, 584910, 593640, 601392, 614592, 615060, 623904, 633216, 636768, 643401, 646272, 653004, 656064, 662898, 676566, 682880, 701892, 707520, 712368, 714890, 725560, 728960, 751740, 768240, 779880, 791520, 795960, 801856, 807840, 816255, 820080, 831872, 838080, 849024, 857868, 870672, 877365, 883864, 890460, 902088, 921888, 935856, 949824, 979506, 984096, 994347, 1002320, 1024320, 1039840, 1055360, 1061280, 1072335, 1077120, 1088340, 1093440, 1104830, 1127610, 1143824, 1152360, 1157760, 1160896, 1169820, 1187280, 1202784, 1215313, 1229184, 1230120, 1247808, 1273536, 1286802, 1306008, 1312128, 1325796, 1353132, 1403784, 1415040, 1424736, 1429780, 1451120, 1503480, 1536480, 1559760, 1583040, 1591920, 1603712, 1615680, 1632510, 1640160, 1657245, 1676160, 1691415, 1715736, 1741344, 1754730, 1767728, 1780920, 1804176, 1843776, 1871712, 1899648, 1930203, 1959012, 1968192, 1988694, 2004640, 2048640, 2079680, 2122560, 2144670, 2176680, 2186880, 2209660, 2255220, 2287648, 2304720, 2321792, 2339640, 2374560, 2405568, 2430626, 2448765, 2460240, 2495616, 2547072, 2573604, 2612016, 2651592, 2706264, 2807568, 2849472, 2859560, 2902240, 2983041, 3006960, 3072960, 3119520, 3166080, 3183840, 3217005, 3231360, 3265020, 3280320, 3314490, 3382830, 3431472, 3482688, 3509460, 3535456, 3561840, 3608352, 3645939, 3687552, 3743424, 3860406, 3918024, 3936384, 3977388, 4009280, 4159360, 4245120, 4289340, 4353360, 4419320, 4510440, 4575296, 4609440, 4679280, 4749120, 4811136, 4861252, 4897530, 4920480, 4971735, 5147208, 5224032, 5303184, 5412528, 5615136, 5698944, 5719120, 5804480, 5966082, 6013920, 6076565, 6145920, 6239040, 6367680, 6434010, 6530040, 6560640, 6628980, 6765660, 6862944, 6965376, 7018920, 7070912, 7123680, 7216704, 7291878, 7486848, 7720812, 7836048, 7954776, 8018560, 8578680, 8706720, 8838640, 9020880, 9150592, 9218880, 9358560, 9498240, 9651015, 9722504, 9795060, 9840960, 9943470, 10294416, 10448064, 10606368, 10825056, 10937817, 11230272, 11438240, 11608960, 11932164, 12027840, 12153130, 12478080, 12735360, 12868020, 13060080, 13257960, 13531320, 13725888, 14037840, 14141824, 14247360, 14433408, 14583756, 14915205, 15441624, 15672096, 15909552, 17157360, 17413440, 17677280, 18041760, 18229695, 18437760, 18717120, 19302030, 19445008, 19590120, 19681920, 19886940, 20588832, 20896128, 21212736, 21650112, 21875634, 22460544, 22876480, 23864328, 24055680, 24306260, 25736040, 26120160, 26515920, 27062640, 27451776, 28075680, 28494720, 29167512, 29830410, 30883248, 31344192, 31819104, 32813451, 34314720, 34826880, 35354560, 36083520, 36459390, 37434240, 38604060, 38890016, 39180240, 39773880, 41177664, 42425472, 43300224, 43751268, 45752960, 47728656, 48612520, 51472080, 52240320, 53031840, 54125280, 54689085, 56151360, 58335024, 59660820, 61766496, 62688384, 63638208, 65626902, 68629440, 70709120, 72167040, 72918780, 77208120, 77780032, 78360480, 79547760, 82355328, 87502536, 95457312, 97225040, 102944160, 104480640, 106063680, 108250560, 109378170, 112302720, 116670048, 119321640, 123532992, 127276416, 131253804, 137258880, 145837560, 154416240, 155560064, 156720960, 159095520, 164067255, 175005072, 190914624, 194450080, 205888320, 212127360, 216501120, 218756340, 233340096, 238643280, 247065984, 262507608, 291675120, 308832480, 313441920, 318191040, 328134510, 350010144, 381829248, 388900160, 411776640, 437512680, 466680192, 477286560, 525015216, 583350240, 617664960, 636382080, 656269020, 700020288, 777800320, 875025360, 954573120, 1050030432, 1166700480, 1235329920, 1312538040, 1400040576, 1750050720, 1909146240, 2100060864, 2333400960, 2625076080, 3500101440, 4200121728, 5250152160, 7000202880, 10500304320, 21000608640]

約数ペア:

[(1, 21000608640), (2, 10500304320), (3, 7000202880), (4, 5250152160), (5, 4200121728), (6, 3500101440), (8, 2625076080), (9, 2333400960), (10, 2100060864), (11, 1909146240), (12, 1750050720), (15, 1400040576), (16, 1312538040), (17, 1235329920), (18, 1166700480), (20, 1050030432), (22, 954573120), (24, 875025360), (27, 777800320), (30, 700020288), (32, 656269020), (33, 636382080), (34, 617664960), (36, 583350240), (40, 525015216), (44, 477286560), (45, 466680192), (48, 437512680), (51, 411776640), (54, 388900160), (55, 381829248), (60, 350010144), (64, 328134510), (66, 318191040), (67, 313441920), (68, 308832480), (72, 291675120), (80, 262507608), (85, 247065984), (88, 238643280), (90, 233340096), (96, 218756340), (97, 216501120), (99, 212127360), (102, 205888320), (108, 194450080), (110, 190914624), (120, 175005072), (128, 164067255), (132, 159095520), (134, 156720960), (135, 155560064), (136, 154416240), (144, 145837560), (153, 137258880), (160, 131253804), (165, 127276416), (170, 123532992), (176, 119321640), (180, 116670048), (187, 112302720), (192, 109378170), (194, 108250560), (198, 106063680), (201, 104480640), (204, 102944160), (216, 97225040), (220, 95457312), (240, 87502536), (255, 82355328), (264, 79547760), (268, 78360480), (270, 77780032), (272, 77208120), (288, 72918780), (291, 72167040), (297, 70709120), (306, 68629440), (320, 65626902), (330, 63638208), (335, 62688384), (340, 61766496), (352, 59660820), (360, 58335024), (374, 56151360), (384, 54689085), (388, 54125280), (396, 53031840), (402, 52240320), (408, 51472080), (432, 48612520), (440, 47728656), (459, 45752960), (480, 43751268), (485, 43300224), (495, 42425472), (510, 41177664), (528, 39773880), (536, 39180240), (540, 38890016), (544, 38604060), (561, 37434240), (576, 36459390), (582, 36083520), (594, 35354560), (603, 34826880), (612, 34314720), (640, 32813451), (660, 31819104), (670, 31344192), (680, 30883248), (704, 29830410), (720, 29167512), (737, 28494720), (748, 28075680), (765, 27451776), (776, 27062640), (792, 26515920), (804, 26120160), (816, 25736040), (864, 24306260), (873, 24055680), (880, 23864328), (918, 22876480), (935, 22460544), (960, 21875634), (970, 21650112), (990, 21212736), (1005, 20896128), (1020, 20588832), (1056, 19886940), (1067, 19681920), (1072, 19590120), (1080, 19445008), (1088, 19302030), (1122, 18717120), (1139, 18437760), (1152, 18229695), (1164, 18041760), (1188, 17677280), (1206, 17413440), (1224, 17157360), (1320, 15909552), (1340, 15672096), (1360, 15441624), (1408, 14915205), (1440, 14583756), (1455, 14433408), (1474, 14247360), (1485, 14141824), (1496, 14037840), (1530, 13725888), (1552, 13531320), (1584, 13257960), (1608, 13060080), (1632, 12868020), (1649, 12735360), (1683, 12478080), (1728, 12153130), (1746, 12027840), (1760, 11932164), (1809, 11608960), (1836, 11438240), (1870, 11230272), (1920, 10937817), (1940, 10825056), (1980, 10606368), (2010, 10448064), (2040, 10294416), (2112, 9943470), (2134, 9840960), (2144, 9795060), (2160, 9722504), (2176, 9651015), (2211, 9498240), (2244, 9358560), (2278, 9218880), (2295, 9150592), (2328, 9020880), (2376, 8838640), (2412, 8706720), (2448, 8578680), (2619, 8018560), (2640, 7954776), (2680, 7836048), (2720, 7720812), (2805, 7486848), (2880, 7291878), (2910, 7216704), (2948, 7123680), (2970, 7070912), (2992, 7018920), (3015, 6965376), (3060, 6862944), (3104, 6765660), (3168, 6628980), (3201, 6560640), (3216, 6530040), (3264, 6434010), (3298, 6367680), (3366, 6239040), (3417, 6145920), (3456, 6076565), (3492, 6013920), (3520, 5966082), (3618, 5804480), (3672, 5719120), (3685, 5698944), (3740, 5615136), (3880, 5412528), (3960, 5303184), (4020, 5224032), (4080, 5147208), (4224, 4971735), (4268, 4920480), (4288, 4897530), (4320, 4861252), (4365, 4811136), (4422, 4749120), (4488, 4679280), (4556, 4609440), (4590, 4575296), (4656, 4510440), (4752, 4419320), (4824, 4353360), (4896, 4289340), (4947, 4245120), (5049, 4159360), (5238, 4009280), (5280, 3977388), (5335, 3936384), (5360, 3918024), (5440, 3860406), (5610, 3743424), (5695, 3687552), (5760, 3645939), (5820, 3608352), (5896, 3561840), (5940, 3535456), (5984, 3509460), (6030, 3482688), (6120, 3431472), (6208, 3382830), (6336, 3314490), (6402, 3280320), (6432, 3265020), (6499, 3231360), (6528, 3217005), (6596, 3183840), (6633, 3166080), (6732, 3119520), (6834, 3072960), (6984, 3006960), (7040, 2983041), (7236, 2902240), (7344, 2859560), (7370, 2849472), (7480, 2807568), (7760, 2706264), (7920, 2651592), (8040, 2612016), (8160, 2573604), (8245, 2547072), (8415, 2495616), (8536, 2460240), (8576, 2448765), (8640, 2430626), (8730, 2405568), (8844, 2374560), (8976, 2339640), (9045, 2321792), (9112, 2304720), (9180, 2287648), (9312, 2255220), (9504, 2209660), (9603, 2186880), (9648, 2176680), (9792, 2144670), (9894, 2122560), (10098, 2079680), (10251, 2048640), (10476, 2004640), (10560, 1988694), (10670, 1968192), (10720, 1959012), (10880, 1930203), (11055, 1899648), (11220, 1871712), (11390, 1843776), (11640, 1804176), (11792, 1780920), (11880, 1767728), (11968, 1754730), (12060, 1741344), (12240, 1715736), (12416, 1691415), (12529, 1676160), (12672, 1657245), (12804, 1640160), (12864, 1632510), (12998, 1615680), (13095, 1603712), (13192, 1591920), (13266, 1583040), (13464, 1559760), (13668, 1536480), (13968, 1503480), (14472, 1451120), (14688, 1429780), (14740, 1424736), (14841, 1415040), (14960, 1403784), (15520, 1353132), (15840, 1325796), (16005, 1312128), (16080, 1306008), (16320, 1286802), (16490, 1273536), (16830, 1247808), (17072, 1230120), (17085, 1229184), (17280, 1215313), (17460, 1202784), (17688, 1187280), (17952, 1169820), (18090, 1160896), (18139, 1157760), (18224, 1152360), (18360, 1143824), (18624, 1127610), (19008, 1104830), (19206, 1093440), (19296, 1088340), (19497, 1077120), (19584, 1072335), (19788, 1061280), (19899, 1055360), (20196, 1039840), (20502, 1024320), (20952, 1002320), (21120, 994347), (21340, 984096), (21440, 979506), (22110, 949824), (22440, 935856), (22780, 921888), (23280, 902088), (23584, 890460), (23760, 883864), (23936, 877365), (24120, 870672), (24480, 857868), (24735, 849024), (25058, 838080), (25245, 831872), (25608, 820080), (25728, 816255), (25996, 807840), (26190, 801856), (26384, 795960), (26532, 791520), (26928, 779880), (27336, 768240), (27936, 751740), (28809, 728960), (28944, 725560), (29376, 714890), (29480, 712368), (29682, 707520), (29920, 701892), (30753, 682880), (31040, 676566), (31680, 662898), (32010, 656064), (32160, 653004), (32495, 646272), (32640, 643401), (32980, 636768), (33165, 633216), (33660, 623904), (34144, 615060), (34170, 614592), (34920, 601392), (35376, 593640), (35904, 584910), (36180, 580448), (36278, 578880), (36448, 576180), (36720, 571912), (37248, 563805), (37587, 558720), (38016, 552415), (38412, 546720), (38592, 544170), (38994, 538560), (39576, 530640), (39798, 527680), (40392, 519920), (41004, 512160), (41904, 501160), (42680, 492048), (42880, 489753), (44220, 474912), (44523, 471680), (44880, 467928), (45560, 460944), (46560, 451044), (47168, 445230), (47520, 441932), (48015, 437376), (48240, 435336), (48960, 428934), (49470, 424512), (50116, 419040), (50490, 415936), (51216, 410040), (51255, 409728), (51992, 403920), (52380, 400928), (52768, 397980), (53064, 395760), (53856, 389940), (54417, 385920), (54672, 384120), (55872, 375870), (57618, 364480), (57888, 362780), (58491, 359040), (58752, 357445), (58960, 356184), (59364, 353760), (59840, 350946), (61506, 341440), (62080, 338283), (62645, 335232), (63360, 331449), (64020, 328032), (64320, 326502), (64990, 323136), (65960, 318384), (66330, 316608), (67320, 311952), (68288, 307530), (68340, 307296), (69840, 300696), (70752, 296820), (71489, 293760), (71808, 292455), (72360, 290224), (72556, 289440), (72896, 288090), (73440, 285956), (74205, 283008), (75174, 279360), (76824, 273360), (77184, 272085), (77988, 269280), (79152, 265320), (79596, 263840), (80784, 259960), (82008, 256080), (83808, 250580), (85360, 246024), (88440, 237456), (89046, 235840), (89760, 233964), (90695, 231552), (91120, 230472), (93120, 225522), (94336, 222615), (95040, 220966), (96030, 218688), (96480, 217668), (97485, 215424), (97920, 214467), (98940, 212256), (99495, 211072), (100232, 209520), (100980, 207968), (102432, 205020), (102510, 204864), (103984, 201960), (104760, 200464), (105536, 198990), (106128, 197880), (107712, 194970), (108834, 192960), (109344, 192060), (110483, 190080), (111744, 187935), (112761, 186240), (115236, 182240), (115776, 181390), (116982, 179520), (117920, 178092), (118728, 176880), (119680, 175473), (123012, 170720), (125290, 167616), (128040, 164016), (128640, 163251), (129980, 161568), (131920, 159192), (132660, 158304), (134640, 155976), (136576, 153765), (136680, 153648), (139680, 150348), (141504, 148410), (142978, 146880), (144045, 145792), (144720, 145112)]