20918304000

素因数分解:

$2^8\times 3^3\times 5^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:153

約数の個数: 1152

約数和(自身を含む): 88159518720

約数和(自身を除く): 67241214720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 25, 27, 30, 31, 32, 33, 36, 40, 44, 45, 48, 50, 54, 55, 60, 62, 64, 66, 71, 72, 75, 80, 88, 90, 93, 96, 99, 100, 108, 110, 120, 124, 125, 128, 132, 135, 142, 144, 150, 155, 160, 165, 176, 180, 186, 192, 198, 200, 213, 216, 220, 225, 240, 248, 250, 256, 264, 270, 275, 279, 284, 288, 297, 300, 310, 320, 330, 341, 352, 355, 360, 372, 375, 384, 396, 400, 426, 432, 440, 450, 465, 480, 495, 496, 500, 528, 540, 550, 558, 568, 576, 594, 600, 620, 639, 640, 660, 675, 682, 704, 710, 720, 744, 750, 768, 775, 781, 792, 800, 825, 837, 852, 864, 880, 900, 930, 960, 990, 992, 1000, 1023, 1056, 1065, 1080, 1100, 1116, 1125, 1136, 1152, 1188, 1200, 1240, 1278, 1280, 1320, 1350, 1364, 1375, 1395, 1408, 1420, 1440, 1485, 1488, 1500, 1550, 1562, 1584, 1600, 1650, 1674, 1704, 1705, 1728, 1760, 1775, 1800, 1860, 1917, 1920, 1980, 1984, 2000, 2046, 2112, 2130, 2160, 2200, 2201, 2232, 2250, 2272, 2304, 2325, 2343, 2376, 2400, 2475, 2480, 2556, 2640, 2700, 2728, 2750, 2790, 2816, 2840, 2880, 2970, 2976, 3000, 3069, 3100, 3124, 3168, 3195, 3200, 3300, 3348, 3375, 3408, 3410, 3456, 3520, 3550, 3600, 3720, 3834, 3840, 3875, 3905, 3960, 3968, 4000, 4092, 4125, 4185, 4224, 4260, 4320, 4400, 4402, 4464, 4500, 4544, 4650, 4686, 4752, 4800, 4950, 4960, 5112, 5115, 5280, 5325, 5400, 5456, 5500, 5580, 5680, 5760, 5940, 5952, 6000, 6138, 6200, 6248, 6336, 6390, 6400, 6600, 6603, 6696, 6750, 6816, 6820, 6912, 6975, 7029, 7040, 7100, 7200, 7425, 7440, 7668, 7750, 7810, 7920, 7936, 8000, 8184, 8250, 8370, 8448, 8520, 8525, 8640, 8800, 8804, 8875, 8928, 9000, 9088, 9207, 9300, 9372, 9504, 9585, 9600, 9900, 9920, 10224, 10230, 10560, 10650, 10800, 10912, 11000, 11005, 11160, 11360, 11520, 11625, 11715, 11880, 11904, 12000, 12276, 12375, 12400, 12496, 12672, 12780, 13200, 13206, 13392, 13500, 13632, 13640, 13950, 14058, 14080, 14200, 14400, 14850, 14880, 15336, 15345, 15500, 15620, 15840, 15975, 16000, 16368, 16500, 16740, 17040, 17050, 17280, 17600, 17608, 17750, 17856, 18000, 18176, 18414, 18600, 18744, 19008, 19170, 19200, 19525, 19800, 19809, 19840, 20448, 20460, 20925, 21087, 21120, 21300, 21600, 21824, 22000, 22010, 22320, 22720, 23250, 23430, 23760, 23808, 24000, 24211, 24552, 24750, 24800, 24992, 25344, 25560, 25575, 26400, 26412, 26625, 26784, 27000, 27264, 27280, 27900, 28116, 28400, 28800, 29700, 29760, 30672, 30690, 31000, 31240, 31680, 31950, 32000, 32736, 33000, 33015, 33480, 34080, 34100, 34560, 34875, 35145, 35200, 35216, 35500, 35712, 36000, 36828, 37125, 37200, 37488, 38016, 38340, 39050, 39600, 39618, 39680, 40896, 40920, 41850, 42174, 42240, 42600, 42625, 43200, 43648, 44000, 44020, 44640, 45440, 46035, 46500, 46860, 47520, 47925, 48000, 48422, 49104, 49500, 49600, 49984, 51120, 51150, 52800, 52824, 53250, 53568, 54000, 54528, 54560, 55025, 55800, 56232, 56800, 57600, 58575, 59400, 59427, 59520, 61344, 61380, 62000, 62480, 63360, 63900, 65472, 66000, 66030, 66960, 68160, 68200, 69750, 70290, 70400, 70432, 71000, 71424, 72000, 72633, 73656, 74250, 74400, 74976, 76032, 76680, 76725, 78100, 79200, 79236, 79875, 81792, 81840, 83700, 84348, 85200, 85250, 86400, 87296, 88000, 88040, 89280, 90880, 92070, 93000, 93720, 95040, 95850, 96000, 96844, 97625, 98208, 99000, 99045, 99200, 99968, 102240, 102300, 104625, 105435, 105600, 105648, 106500, 107136, 108000, 109120, 110050, 111600, 112464, 113600, 117150, 118800, 118854, 119040, 121055, 122688, 122760, 124000, 124960, 126720, 127800, 127875, 130944, 132000, 132060, 133920, 136320, 136400, 139500, 140580, 140864, 142000, 144000, 145266, 147312, 148500, 148800, 149952, 153360, 153450, 156200, 158400, 158472, 159750, 163584, 163680, 165075, 167400, 168696, 170400, 170500, 172800, 175725, 176000, 176080, 178560, 184140, 186000, 187440, 190080, 191700, 193688, 195250, 196416, 198000, 198090, 198400, 199936, 204480, 204600, 209250, 210870, 211200, 211296, 213000, 214272, 216000, 217899, 218240, 220100, 223200, 224928, 227200, 230175, 234300, 237600, 237708, 239625, 242110, 245376, 245520, 248000, 249920, 255600, 255750, 261888, 264000, 264120, 267840, 272640, 272800, 275125, 279000, 281160, 281728, 284000, 288000, 290532, 292875, 294624, 297000, 297135, 297600, 299904, 306720, 306900, 312400, 316800, 316944, 319500, 327360, 330150, 334800, 337392, 340800, 341000, 351450, 352000, 352160, 357120, 363165, 368280, 372000, 374880, 380160, 383400, 383625, 387376, 390500, 392832, 396000, 396180, 408960, 409200, 418500, 421740, 422592, 426000, 432000, 435798, 436480, 440200, 446400, 449856, 454400, 460350, 468600, 475200, 475416, 479250, 484220, 490752, 491040, 495225, 496000, 499840, 511200, 511500, 527175, 528000, 528240, 535680, 545600, 550250, 558000, 562320, 563456, 568000, 581064, 585750, 589248, 594000, 594270, 595200, 599808, 605275, 613440, 613800, 624800, 633600, 633888, 639000, 653697, 654720, 660300, 669600, 674784, 681600, 682000, 702900, 704320, 726330, 736560, 744000, 749760, 766800, 767250, 774752, 781000, 785664, 792000, 792360, 817920, 818400, 825375, 837000, 843480, 845184, 852000, 864000, 871596, 878625, 880400, 892800, 899712, 920700, 937200, 950400, 950832, 958500, 968440, 982080, 990450, 992000, 999680, 1022400, 1023000, 1054350, 1056000, 1056480, 1071360, 1089495, 1091200, 1100500, 1116000, 1124640, 1136000, 1150875, 1162128, 1171500, 1178496, 1188000, 1188540, 1210550, 1226880, 1227600, 1249600, 1267776, 1278000, 1307394, 1309440, 1320600, 1339200, 1349568, 1363200, 1364000, 1405800, 1408640, 1452660, 1473120, 1485675, 1488000, 1499520, 1533600, 1534500, 1549504, 1562000, 1584000, 1584720, 1636800, 1650750, 1674000, 1686960, 1690368, 1704000, 1743192, 1757250, 1760800, 1785600, 1799424, 1815825, 1841400, 1874400, 1900800, 1901664, 1917000, 1936880, 1964160, 1980900, 2044800, 2046000, 2108700, 2112960, 2178990, 2182400, 2201000, 2232000, 2249280, 2272000, 2301750, 2324256, 2343000, 2356992, 2376000, 2377080, 2421100, 2453760, 2455200, 2476125, 2499200, 2535552, 2556000, 2614788, 2635875, 2641200, 2678400, 2699136, 2728000, 2811600, 2817280, 2905320, 2946240, 2971350, 2976000, 2999040, 3026375, 3067200, 3069000, 3099008, 3124000, 3168000, 3169440, 3268485, 3273600, 3301500, 3348000, 3373920, 3408000, 3486384, 3514500, 3521600, 3631650, 3682800, 3748800, 3803328, 3834000, 3873760, 3928320, 3961800, 4089600, 4092000, 4217400, 4225920, 4357980, 4402000, 4464000, 4498560, 4603500, 4648512, 4686000, 4752000, 4754160, 4842200, 4910400, 4952250, 4998400, 5071104, 5112000, 5229576, 5271750, 5282400, 5356800, 5398272, 5447475, 5456000, 5623200, 5810640, 5892480, 5942700, 6052750, 6134400, 6138000, 6198016, 6248000, 6338880, 6536970, 6547200, 6603000, 6696000, 6747840, 6816000, 6972768, 7029000, 7043200, 7263300, 7365600, 7428375, 7497600, 7606656, 7668000, 7747520, 7923600, 8184000, 8434800, 8451840, 8715960, 8804000, 8928000, 8997120, 9079125, 9207000, 9297024, 9372000, 9504000, 9508320, 9684400, 9820800, 9904500, 10224000, 10459152, 10543500, 10564800, 10894950, 10912000, 11246400, 11621280, 11784960, 11885400, 12105500, 12268800, 12276000, 12496000, 12677760, 13073940, 13206000, 13392000, 13495680, 13945536, 14058000, 14086400, 14526600, 14731200, 14856750, 14995200, 15213312, 15336000, 15495040, 15847200, 16342425, 16368000, 16869600, 17431920, 17608000, 18158250, 18414000, 18594048, 18744000, 19016640, 19368800, 19641600, 19809000, 20448000, 20918304, 21087000, 21129600, 21789900, 22492800, 23242560, 23770800, 24211000, 24552000, 24992000, 25355520, 26147880, 26412000, 26784000, 26991360, 27237375, 27891072, 28116000, 29053200, 29462400, 29713500, 30672000, 30990080, 31694400, 32684850, 32736000, 33739200, 34863840, 35216000, 36316500, 36828000, 37488000, 38033280, 38737600, 39618000, 41836608, 42174000, 42259200, 43579800, 44985600, 46485120, 47541600, 48422000, 49104000, 52295760, 52824000, 54474750, 55782144, 56232000, 58106400, 58924800, 59427000, 61344000, 63388800, 65369700, 67478400, 69727680, 70432000, 72633000, 73656000, 74976000, 76066560, 77475200, 79236000, 81712125, 83673216, 84348000, 87159600, 92970240, 95083200, 96844000, 98208000, 104591520, 105648000, 108949500, 112464000, 116212800, 118854000, 126777600, 130739400, 134956800, 139455360, 145266000, 147312000, 154950400, 158472000, 163424250, 167346432, 168696000, 174319200, 190166400, 193688000, 209183040, 211296000, 217899000, 224928000, 232425600, 237708000, 261478800, 278910720, 290532000, 294624000, 316944000, 326848500, 337392000, 348638400, 380332800, 387376000, 418366080, 435798000, 464851200, 475416000, 522957600, 581064000, 633888000, 653697000, 674784000, 697276800, 774752000, 836732160, 871596000, 950832000, 1045915200, 1162128000, 1307394000, 1394553600, 1743192000, 1901664000, 2091830400, 2324256000, 2614788000, 3486384000, 4183660800, 5229576000, 6972768000, 10459152000, 20918304000]

約数ペア:

[(1, 20918304000), (2, 10459152000), (3, 6972768000), (4, 5229576000), (5, 4183660800), (6, 3486384000), (8, 2614788000), (9, 2324256000), (10, 2091830400), (11, 1901664000), (12, 1743192000), (15, 1394553600), (16, 1307394000), (18, 1162128000), (20, 1045915200), (22, 950832000), (24, 871596000), (25, 836732160), (27, 774752000), (30, 697276800), (31, 674784000), (32, 653697000), (33, 633888000), (36, 581064000), (40, 522957600), (44, 475416000), (45, 464851200), (48, 435798000), (50, 418366080), (54, 387376000), (55, 380332800), (60, 348638400), (62, 337392000), (64, 326848500), (66, 316944000), (71, 294624000), (72, 290532000), (75, 278910720), (80, 261478800), (88, 237708000), (90, 232425600), (93, 224928000), (96, 217899000), (99, 211296000), (100, 209183040), (108, 193688000), (110, 190166400), (120, 174319200), (124, 168696000), (125, 167346432), (128, 163424250), (132, 158472000), (135, 154950400), (142, 147312000), (144, 145266000), (150, 139455360), (155, 134956800), (160, 130739400), (165, 126777600), (176, 118854000), (180, 116212800), (186, 112464000), (192, 108949500), (198, 105648000), (200, 104591520), (213, 98208000), (216, 96844000), (220, 95083200), (225, 92970240), (240, 87159600), (248, 84348000), (250, 83673216), (256, 81712125), (264, 79236000), (270, 77475200), (275, 76066560), (279, 74976000), (284, 73656000), (288, 72633000), (297, 70432000), (300, 69727680), (310, 67478400), (320, 65369700), (330, 63388800), (341, 61344000), (352, 59427000), (355, 58924800), (360, 58106400), (372, 56232000), (375, 55782144), (384, 54474750), (396, 52824000), (400, 52295760), (426, 49104000), (432, 48422000), (440, 47541600), (450, 46485120), (465, 44985600), (480, 43579800), (495, 42259200), (496, 42174000), (500, 41836608), (528, 39618000), (540, 38737600), (550, 38033280), (558, 37488000), (568, 36828000), (576, 36316500), (594, 35216000), (600, 34863840), (620, 33739200), (639, 32736000), (640, 32684850), (660, 31694400), (675, 30990080), (682, 30672000), (704, 29713500), (710, 29462400), (720, 29053200), (744, 28116000), (750, 27891072), (768, 27237375), (775, 26991360), (781, 26784000), (792, 26412000), (800, 26147880), (825, 25355520), (837, 24992000), (852, 24552000), (864, 24211000), (880, 23770800), (900, 23242560), (930, 22492800), (960, 21789900), (990, 21129600), (992, 21087000), (1000, 20918304), (1023, 20448000), (1056, 19809000), (1065, 19641600), (1080, 19368800), (1100, 19016640), (1116, 18744000), (1125, 18594048), (1136, 18414000), (1152, 18158250), (1188, 17608000), (1200, 17431920), (1240, 16869600), (1278, 16368000), (1280, 16342425), (1320, 15847200), (1350, 15495040), (1364, 15336000), (1375, 15213312), (1395, 14995200), (1408, 14856750), (1420, 14731200), (1440, 14526600), (1485, 14086400), (1488, 14058000), (1500, 13945536), (1550, 13495680), (1562, 13392000), (1584, 13206000), (1600, 13073940), (1650, 12677760), (1674, 12496000), (1704, 12276000), (1705, 12268800), (1728, 12105500), (1760, 11885400), (1775, 11784960), (1800, 11621280), (1860, 11246400), (1917, 10912000), (1920, 10894950), (1980, 10564800), (1984, 10543500), (2000, 10459152), (2046, 10224000), (2112, 9904500), (2130, 9820800), (2160, 9684400), (2200, 9508320), (2201, 9504000), (2232, 9372000), (2250, 9297024), (2272, 9207000), (2304, 9079125), (2325, 8997120), (2343, 8928000), (2376, 8804000), (2400, 8715960), (2475, 8451840), (2480, 8434800), (2556, 8184000), (2640, 7923600), (2700, 7747520), (2728, 7668000), (2750, 7606656), (2790, 7497600), (2816, 7428375), (2840, 7365600), (2880, 7263300), (2970, 7043200), (2976, 7029000), (3000, 6972768), (3069, 6816000), (3100, 6747840), (3124, 6696000), (3168, 6603000), (3195, 6547200), (3200, 6536970), (3300, 6338880), (3348, 6248000), (3375, 6198016), (3408, 6138000), (3410, 6134400), (3456, 6052750), (3520, 5942700), (3550, 5892480), (3600, 5810640), (3720, 5623200), (3834, 5456000), (3840, 5447475), (3875, 5398272), (3905, 5356800), (3960, 5282400), (3968, 5271750), (4000, 5229576), (4092, 5112000), (4125, 5071104), (4185, 4998400), (4224, 4952250), (4260, 4910400), (4320, 4842200), (4400, 4754160), (4402, 4752000), (4464, 4686000), (4500, 4648512), (4544, 4603500), (4650, 4498560), (4686, 4464000), (4752, 4402000), (4800, 4357980), (4950, 4225920), (4960, 4217400), (5112, 4092000), (5115, 4089600), (5280, 3961800), (5325, 3928320), (5400, 3873760), (5456, 3834000), (5500, 3803328), (5580, 3748800), (5680, 3682800), (5760, 3631650), (5940, 3521600), (5952, 3514500), (6000, 3486384), (6138, 3408000), (6200, 3373920), (6248, 3348000), (6336, 3301500), (6390, 3273600), (6400, 3268485), (6600, 3169440), (6603, 3168000), (6696, 3124000), (6750, 3099008), (6816, 3069000), (6820, 3067200), (6912, 3026375), (6975, 2999040), (7029, 2976000), (7040, 2971350), (7100, 2946240), (7200, 2905320), (7425, 2817280), (7440, 2811600), (7668, 2728000), (7750, 2699136), (7810, 2678400), (7920, 2641200), (7936, 2635875), (8000, 2614788), (8184, 2556000), (8250, 2535552), (8370, 2499200), (8448, 2476125), (8520, 2455200), (8525, 2453760), (8640, 2421100), (8800, 2377080), (8804, 2376000), (8875, 2356992), (8928, 2343000), (9000, 2324256), (9088, 2301750), (9207, 2272000), (9300, 2249280), (9372, 2232000), (9504, 2201000), (9585, 2182400), (9600, 2178990), (9900, 2112960), (9920, 2108700), (10224, 2046000), (10230, 2044800), (10560, 1980900), (10650, 1964160), (10800, 1936880), (10912, 1917000), (11000, 1901664), (11005, 1900800), (11160, 1874400), (11360, 1841400), (11520, 1815825), (11625, 1799424), (11715, 1785600), (11880, 1760800), (11904, 1757250), (12000, 1743192), (12276, 1704000), (12375, 1690368), (12400, 1686960), (12496, 1674000), (12672, 1650750), (12780, 1636800), (13200, 1584720), (13206, 1584000), (13392, 1562000), (13500, 1549504), (13632, 1534500), (13640, 1533600), (13950, 1499520), (14058, 1488000), (14080, 1485675), (14200, 1473120), (14400, 1452660), (14850, 1408640), (14880, 1405800), (15336, 1364000), (15345, 1363200), (15500, 1349568), (15620, 1339200), (15840, 1320600), (15975, 1309440), (16000, 1307394), (16368, 1278000), (16500, 1267776), (16740, 1249600), (17040, 1227600), (17050, 1226880), (17280, 1210550), (17600, 1188540), (17608, 1188000), (17750, 1178496), (17856, 1171500), (18000, 1162128), (18176, 1150875), (18414, 1136000), (18600, 1124640), (18744, 1116000), (19008, 1100500), (19170, 1091200), (19200, 1089495), (19525, 1071360), (19800, 1056480), (19809, 1056000), (19840, 1054350), (20448, 1023000), (20460, 1022400), (20925, 999680), (21087, 992000), (21120, 990450), (21300, 982080), (21600, 968440), (21824, 958500), (22000, 950832), (22010, 950400), (22320, 937200), (22720, 920700), (23250, 899712), (23430, 892800), (23760, 880400), (23808, 878625), (24000, 871596), (24211, 864000), (24552, 852000), (24750, 845184), (24800, 843480), (24992, 837000), (25344, 825375), (25560, 818400), (25575, 817920), (26400, 792360), (26412, 792000), (26625, 785664), (26784, 781000), (27000, 774752), (27264, 767250), (27280, 766800), (27900, 749760), (28116, 744000), (28400, 736560), (28800, 726330), (29700, 704320), (29760, 702900), (30672, 682000), (30690, 681600), (31000, 674784), (31240, 669600), (31680, 660300), (31950, 654720), (32000, 653697), (32736, 639000), (33000, 633888), (33015, 633600), (33480, 624800), (34080, 613800), (34100, 613440), (34560, 605275), (34875, 599808), (35145, 595200), (35200, 594270), (35216, 594000), (35500, 589248), (35712, 585750), (36000, 581064), (36828, 568000), (37125, 563456), (37200, 562320), (37488, 558000), (38016, 550250), (38340, 545600), (39050, 535680), (39600, 528240), (39618, 528000), (39680, 527175), (40896, 511500), (40920, 511200), (41850, 499840), (42174, 496000), (42240, 495225), (42600, 491040), (42625, 490752), (43200, 484220), (43648, 479250), (44000, 475416), (44020, 475200), (44640, 468600), (45440, 460350), (46035, 454400), (46500, 449856), (46860, 446400), (47520, 440200), (47925, 436480), (48000, 435798), (48422, 432000), (49104, 426000), (49500, 422592), (49600, 421740), (49984, 418500), (51120, 409200), (51150, 408960), (52800, 396180), (52824, 396000), (53250, 392832), (53568, 390500), (54000, 387376), (54528, 383625), (54560, 383400), (55025, 380160), (55800, 374880), (56232, 372000), (56800, 368280), (57600, 363165), (58575, 357120), (59400, 352160), (59427, 352000), (59520, 351450), (61344, 341000), (61380, 340800), (62000, 337392), (62480, 334800), (63360, 330150), (63900, 327360), (65472, 319500), (66000, 316944), (66030, 316800), (66960, 312400), (68160, 306900), (68200, 306720), (69750, 299904), (70290, 297600), (70400, 297135), (70432, 297000), (71000, 294624), (71424, 292875), (72000, 290532), (72633, 288000), (73656, 284000), (74250, 281728), (74400, 281160), (74976, 279000), (76032, 275125), (76680, 272800), (76725, 272640), (78100, 267840), (79200, 264120), (79236, 264000), (79875, 261888), (81792, 255750), (81840, 255600), (83700, 249920), (84348, 248000), (85200, 245520), (85250, 245376), (86400, 242110), (87296, 239625), (88000, 237708), (88040, 237600), (89280, 234300), (90880, 230175), (92070, 227200), (93000, 224928), (93720, 223200), (95040, 220100), (95850, 218240), (96000, 217899), (96844, 216000), (97625, 214272), (98208, 213000), (99000, 211296), (99045, 211200), (99200, 210870), (99968, 209250), (102240, 204600), (102300, 204480), (104625, 199936), (105435, 198400), (105600, 198090), (105648, 198000), (106500, 196416), (107136, 195250), (108000, 193688), (109120, 191700), (110050, 190080), (111600, 187440), (112464, 186000), (113600, 184140), (117150, 178560), (118800, 176080), (118854, 176000), (119040, 175725), (121055, 172800), (122688, 170500), (122760, 170400), (124000, 168696), (124960, 167400), (126720, 165075), (127800, 163680), (127875, 163584), (130944, 159750), (132000, 158472), (132060, 158400), (133920, 156200), (136320, 153450), (136400, 153360), (139500, 149952), (140580, 148800), (140864, 148500), (142000, 147312), (144000, 145266)]