20778191280

素因数分解:

$2^4\times 3^6\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{661}}^1$

素因数の和:717

約数の個数: 840

約数和(自身を含む): 92054960784

約数和(自身を除く): 71276769504

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 27, 28, 30, 33, 35, 36, 40, 42, 44, 45, 48, 49, 54, 55, 56, 60, 63, 66, 70, 72, 77, 80, 81, 84, 88, 90, 98, 99, 105, 108, 110, 112, 120, 126, 132, 135, 140, 144, 147, 154, 162, 165, 168, 176, 180, 189, 196, 198, 210, 216, 220, 231, 240, 243, 245, 252, 264, 270, 280, 294, 297, 308, 315, 324, 330, 336, 360, 378, 385, 392, 396, 405, 420, 432, 440, 441, 462, 486, 490, 495, 504, 528, 539, 540, 560, 567, 588, 594, 616, 630, 648, 660, 661, 693, 720, 729, 735, 756, 770, 784, 792, 810, 840, 880, 882, 891, 924, 945, 972, 980, 990, 1008, 1078, 1080, 1134, 1155, 1176, 1188, 1215, 1232, 1260, 1296, 1320, 1322, 1323, 1386, 1458, 1470, 1485, 1512, 1540, 1584, 1617, 1620, 1680, 1701, 1764, 1782, 1848, 1890, 1944, 1960, 1980, 1983, 2079, 2156, 2160, 2205, 2268, 2310, 2352, 2376, 2430, 2520, 2640, 2644, 2646, 2673, 2695, 2772, 2835, 2916, 2940, 2970, 3024, 3080, 3234, 3240, 3305, 3402, 3465, 3528, 3564, 3645, 3696, 3780, 3888, 3920, 3960, 3966, 3969, 4158, 4312, 4410, 4455, 4536, 4620, 4627, 4752, 4851, 4860, 5040, 5103, 5288, 5292, 5346, 5390, 5544, 5670, 5832, 5880, 5940, 5949, 6160, 6237, 6468, 6480, 6610, 6615, 6804, 6930, 7056, 7128, 7271, 7290, 7560, 7920, 7932, 7938, 8019, 8085, 8316, 8505, 8624, 8820, 8910, 9072, 9240, 9254, 9702, 9720, 9915, 10206, 10395, 10576, 10584, 10692, 10780, 11088, 11340, 11664, 11760, 11880, 11898, 11907, 12474, 12936, 13220, 13230, 13365, 13608, 13860, 13881, 14256, 14542, 14553, 14580, 15120, 15864, 15876, 16038, 16170, 16632, 17010, 17640, 17820, 17847, 18480, 18508, 18711, 19404, 19440, 19830, 19845, 20412, 20790, 21168, 21384, 21560, 21813, 22680, 23135, 23760, 23796, 23814, 24255, 24948, 25515, 25872, 26440, 26460, 26730, 27216, 27720, 27762, 29084, 29106, 29160, 29745, 31185, 31728, 31752, 32076, 32340, 32389, 33264, 34020, 35280, 35640, 35694, 35721, 36355, 37016, 37422, 38808, 39660, 39690, 40095, 40824, 41580, 41643, 42768, 43120, 43626, 43659, 45360, 46270, 47592, 47628, 48510, 49896, 50897, 51030, 52880, 52920, 53460, 53541, 55440, 55524, 56133, 58168, 58212, 58320, 59490, 59535, 62370, 63504, 64152, 64680, 64778, 65439, 68040, 69405, 71280, 71388, 71442, 72710, 72765, 74032, 74844, 77616, 79320, 79380, 80190, 81648, 83160, 83286, 87252, 87318, 89235, 92540, 93555, 95184, 95256, 97020, 97167, 99792, 101794, 102060, 105840, 106920, 107082, 109065, 111048, 112266, 116336, 116424, 118980, 119070, 124740, 124929, 128304, 129360, 129556, 130878, 130977, 136080, 138810, 142776, 142884, 145420, 145530, 149688, 152691, 158640, 158760, 160380, 160623, 161945, 166320, 166572, 174504, 174636, 178470, 178605, 185080, 187110, 190512, 194040, 194334, 196317, 203588, 204120, 208215, 213840, 214164, 218130, 218295, 222096, 224532, 232848, 237960, 238140, 249480, 249858, 254485, 259112, 261756, 261954, 267705, 277620, 280665, 285552, 285768, 290840, 291060, 291501, 299376, 305382, 317520, 320760, 321246, 323890, 327195, 333144, 349008, 349272, 356279, 356940, 357210, 370160, 374220, 374787, 388080, 388668, 392634, 392931, 407176, 408240, 416430, 428328, 436260, 436590, 449064, 458073, 475920, 476280, 481869, 485835, 498960, 499716, 508970, 518224, 523512, 523908, 535410, 555240, 561330, 571536, 581680, 582120, 583002, 588951, 610764, 624645, 641520, 642492, 647780, 654390, 654885, 666288, 698544, 712558, 713880, 714420, 748440, 749574, 763455, 777336, 785268, 785862, 803115, 814352, 832860, 856656, 872520, 873180, 874503, 898128, 916146, 952560, 963738, 971670, 981585, 999432, 1017940, 1047024, 1047816, 1068837, 1070820, 1110480, 1122660, 1124361, 1164240, 1166004, 1177902, 1221528, 1249290, 1284984, 1295560, 1308780, 1309770, 1374219, 1425116, 1427760, 1428840, 1457505, 1496880, 1499148, 1526910, 1554672, 1570536, 1571724, 1606230, 1665720, 1745040, 1746360, 1749006, 1766853, 1781395, 1832292, 1873935, 1927476, 1943340, 1963170, 1964655, 1998864, 2035880, 2095632, 2137674, 2141640, 2245320, 2248722, 2290365, 2332008, 2355804, 2409345, 2443056, 2498580, 2569968, 2591120, 2617560, 2619540, 2623509, 2748438, 2850232, 2857680, 2915010, 2944755, 2998296, 3053820, 3141072, 3143448, 3206511, 3212460, 3331440, 3373083, 3492720, 3498012, 3533706, 3562790, 3664584, 3747870, 3854952, 3886680, 3926340, 3929310, 4071760, 4122657, 4275348, 4283280, 4372515, 4490640, 4497444, 4580730, 4664016, 4711608, 4818690, 4997160, 5235120, 5239080, 5247018, 5300559, 5344185, 5496876, 5621805, 5700464, 5830020, 5889510, 5996592, 6107640, 6286896, 6413022, 6424920, 6746166, 6871095, 6996024, 7067412, 7125580, 7329168, 7495740, 7709904, 7773360, 7852680, 7858620, 7870527, 8245314, 8550696, 8745030, 8834265, 8994888, 9161460, 9423216, 9619533, 9637380, 9994320, 10478160, 10494036, 10601118, 10688370, 10993752, 11243610, 11660040, 11779020, 12215280, 12367971, 12826044, 12849840, 13117545, 13492332, 13742190, 13992048, 14134824, 14251160, 14991480, 15705360, 15717240, 15741054, 16032555, 16490628, 16865415, 17101392, 17490060, 17668530, 17989776, 18322920, 19239066, 19274760, 20613285, 20988072, 21202236, 21376740, 21987504, 22487220, 23320080, 23558040, 23611581, 24735942, 25652088, 26235090, 26502795, 26984664, 27484380, 28269648, 28502320, 28858599, 29982960, 31434480, 31482108, 32065110, 32981256, 33730830, 34980120, 35337060, 36645840, 37103913, 38478132, 38549520, 39352635, 41226570, 41976144, 42404472, 42753480, 44974440, 47116080, 47223162, 48097665, 49471884, 51304176, 52470180, 53005590, 53969328, 54968760, 57717198, 61839855, 62964216, 64130220, 65962512, 67461660, 69960240, 70674120, 74207826, 76956264, 78705270, 82453140, 84808944, 85506960, 86575797, 89948880, 94446324, 96195330, 98943768, 104940360, 106011180, 109937520, 115434396, 118057905, 123679710, 125928432, 128260440, 134923320, 141348240, 144292995, 148415652, 153912528, 157410540, 164906280, 173151594, 185519565, 188892648, 192390660, 197887536, 209880720, 212022360, 230868792, 236115810, 247359420, 256520880, 259727391, 269846640, 288585990, 296831304, 314821080, 329812560, 346303188, 371039130, 377785296, 384781320, 424044720, 432878985, 461737584, 472231620, 494718840, 519454782, 577171980, 593662608, 629642160, 692606376, 742078260, 769562640, 865757970, 944463240, 989437680, 1038909564, 1154343960, 1298636955, 1385212752, 1484156520, 1731515940, 1888926480, 2077819128, 2308687920, 2597273910, 2968313040, 3463031880, 4155638256, 5194547820, 6926063760, 10389095640, 20778191280]

約数ペア:

[(1, 20778191280), (2, 10389095640), (3, 6926063760), (4, 5194547820), (5, 4155638256), (6, 3463031880), (7, 2968313040), (8, 2597273910), (9, 2308687920), (10, 2077819128), (11, 1888926480), (12, 1731515940), (14, 1484156520), (15, 1385212752), (16, 1298636955), (18, 1154343960), (20, 1038909564), (21, 989437680), (22, 944463240), (24, 865757970), (27, 769562640), (28, 742078260), (30, 692606376), (33, 629642160), (35, 593662608), (36, 577171980), (40, 519454782), (42, 494718840), (44, 472231620), (45, 461737584), (48, 432878985), (49, 424044720), (54, 384781320), (55, 377785296), (56, 371039130), (60, 346303188), (63, 329812560), (66, 314821080), (70, 296831304), (72, 288585990), (77, 269846640), (80, 259727391), (81, 256520880), (84, 247359420), (88, 236115810), (90, 230868792), (98, 212022360), (99, 209880720), (105, 197887536), (108, 192390660), (110, 188892648), (112, 185519565), (120, 173151594), (126, 164906280), (132, 157410540), (135, 153912528), (140, 148415652), (144, 144292995), (147, 141348240), (154, 134923320), (162, 128260440), (165, 125928432), (168, 123679710), (176, 118057905), (180, 115434396), (189, 109937520), (196, 106011180), (198, 104940360), (210, 98943768), (216, 96195330), (220, 94446324), (231, 89948880), (240, 86575797), (243, 85506960), (245, 84808944), (252, 82453140), (264, 78705270), (270, 76956264), (280, 74207826), (294, 70674120), (297, 69960240), (308, 67461660), (315, 65962512), (324, 64130220), (330, 62964216), (336, 61839855), (360, 57717198), (378, 54968760), (385, 53969328), (392, 53005590), (396, 52470180), (405, 51304176), (420, 49471884), (432, 48097665), (440, 47223162), (441, 47116080), (462, 44974440), (486, 42753480), (490, 42404472), (495, 41976144), (504, 41226570), (528, 39352635), (539, 38549520), (540, 38478132), (560, 37103913), (567, 36645840), (588, 35337060), (594, 34980120), (616, 33730830), (630, 32981256), (648, 32065110), (660, 31482108), (661, 31434480), (693, 29982960), (720, 28858599), (729, 28502320), (735, 28269648), (756, 27484380), (770, 26984664), (784, 26502795), (792, 26235090), (810, 25652088), (840, 24735942), (880, 23611581), (882, 23558040), (891, 23320080), (924, 22487220), (945, 21987504), (972, 21376740), (980, 21202236), (990, 20988072), (1008, 20613285), (1078, 19274760), (1080, 19239066), (1134, 18322920), (1155, 17989776), (1176, 17668530), (1188, 17490060), (1215, 17101392), (1232, 16865415), (1260, 16490628), (1296, 16032555), (1320, 15741054), (1322, 15717240), (1323, 15705360), (1386, 14991480), (1458, 14251160), (1470, 14134824), (1485, 13992048), (1512, 13742190), (1540, 13492332), (1584, 13117545), (1617, 12849840), (1620, 12826044), (1680, 12367971), (1701, 12215280), (1764, 11779020), (1782, 11660040), (1848, 11243610), (1890, 10993752), (1944, 10688370), (1960, 10601118), (1980, 10494036), (1983, 10478160), (2079, 9994320), (2156, 9637380), (2160, 9619533), (2205, 9423216), (2268, 9161460), (2310, 8994888), (2352, 8834265), (2376, 8745030), (2430, 8550696), (2520, 8245314), (2640, 7870527), (2644, 7858620), (2646, 7852680), (2673, 7773360), (2695, 7709904), (2772, 7495740), (2835, 7329168), (2916, 7125580), (2940, 7067412), (2970, 6996024), (3024, 6871095), (3080, 6746166), (3234, 6424920), (3240, 6413022), (3305, 6286896), (3402, 6107640), (3465, 5996592), (3528, 5889510), (3564, 5830020), (3645, 5700464), (3696, 5621805), (3780, 5496876), (3888, 5344185), (3920, 5300559), (3960, 5247018), (3966, 5239080), (3969, 5235120), (4158, 4997160), (4312, 4818690), (4410, 4711608), (4455, 4664016), (4536, 4580730), (4620, 4497444), (4627, 4490640), (4752, 4372515), (4851, 4283280), (4860, 4275348), (5040, 4122657), (5103, 4071760), (5288, 3929310), (5292, 3926340), (5346, 3886680), (5390, 3854952), (5544, 3747870), (5670, 3664584), (5832, 3562790), (5880, 3533706), (5940, 3498012), (5949, 3492720), (6160, 3373083), (6237, 3331440), (6468, 3212460), (6480, 3206511), (6610, 3143448), (6615, 3141072), (6804, 3053820), (6930, 2998296), (7056, 2944755), (7128, 2915010), (7271, 2857680), (7290, 2850232), (7560, 2748438), (7920, 2623509), (7932, 2619540), (7938, 2617560), (8019, 2591120), (8085, 2569968), (8316, 2498580), (8505, 2443056), (8624, 2409345), (8820, 2355804), (8910, 2332008), (9072, 2290365), (9240, 2248722), (9254, 2245320), (9702, 2141640), (9720, 2137674), (9915, 2095632), (10206, 2035880), (10395, 1998864), (10576, 1964655), (10584, 1963170), (10692, 1943340), (10780, 1927476), (11088, 1873935), (11340, 1832292), (11664, 1781395), (11760, 1766853), (11880, 1749006), (11898, 1746360), (11907, 1745040), (12474, 1665720), (12936, 1606230), (13220, 1571724), (13230, 1570536), (13365, 1554672), (13608, 1526910), (13860, 1499148), (13881, 1496880), (14256, 1457505), (14542, 1428840), (14553, 1427760), (14580, 1425116), (15120, 1374219), (15864, 1309770), (15876, 1308780), (16038, 1295560), (16170, 1284984), (16632, 1249290), (17010, 1221528), (17640, 1177902), (17820, 1166004), (17847, 1164240), (18480, 1124361), (18508, 1122660), (18711, 1110480), (19404, 1070820), (19440, 1068837), (19830, 1047816), (19845, 1047024), (20412, 1017940), (20790, 999432), (21168, 981585), (21384, 971670), (21560, 963738), (21813, 952560), (22680, 916146), (23135, 898128), (23760, 874503), (23796, 873180), (23814, 872520), (24255, 856656), (24948, 832860), (25515, 814352), (25872, 803115), (26440, 785862), (26460, 785268), (26730, 777336), (27216, 763455), (27720, 749574), (27762, 748440), (29084, 714420), (29106, 713880), (29160, 712558), (29745, 698544), (31185, 666288), (31728, 654885), (31752, 654390), (32076, 647780), (32340, 642492), (32389, 641520), (33264, 624645), (34020, 610764), (35280, 588951), (35640, 583002), (35694, 582120), (35721, 581680), (36355, 571536), (37016, 561330), (37422, 555240), (38808, 535410), (39660, 523908), (39690, 523512), (40095, 518224), (40824, 508970), (41580, 499716), (41643, 498960), (42768, 485835), (43120, 481869), (43626, 476280), (43659, 475920), (45360, 458073), (46270, 449064), (47592, 436590), (47628, 436260), (48510, 428328), (49896, 416430), (50897, 408240), (51030, 407176), (52880, 392931), (52920, 392634), (53460, 388668), (53541, 388080), (55440, 374787), (55524, 374220), (56133, 370160), (58168, 357210), (58212, 356940), (58320, 356279), (59490, 349272), (59535, 349008), (62370, 333144), (63504, 327195), (64152, 323890), (64680, 321246), (64778, 320760), (65439, 317520), (68040, 305382), (69405, 299376), (71280, 291501), (71388, 291060), (71442, 290840), (72710, 285768), (72765, 285552), (74032, 280665), (74844, 277620), (77616, 267705), (79320, 261954), (79380, 261756), (80190, 259112), (81648, 254485), (83160, 249858), (83286, 249480), (87252, 238140), (87318, 237960), (89235, 232848), (92540, 224532), (93555, 222096), (95184, 218295), (95256, 218130), (97020, 214164), (97167, 213840), (99792, 208215), (101794, 204120), (102060, 203588), (105840, 196317), (106920, 194334), (107082, 194040), (109065, 190512), (111048, 187110), (112266, 185080), (116336, 178605), (116424, 178470), (118980, 174636), (119070, 174504), (124740, 166572), (124929, 166320), (128304, 161945), (129360, 160623), (129556, 160380), (130878, 158760), (130977, 158640), (136080, 152691), (138810, 149688), (142776, 145530), (142884, 145420)]