20457601920

素因数分解:

$2^7\times 3^3\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{653}}^1$

素因数の和:732

約数の個数: 768

約数和(自身を含む): 86693716800

約数和(自身を除く): 66236114880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 37, 40, 42, 45, 48, 49, 54, 56, 60, 63, 64, 70, 72, 74, 80, 84, 90, 96, 98, 105, 108, 111, 112, 120, 126, 128, 135, 140, 144, 147, 148, 160, 168, 180, 185, 189, 192, 196, 210, 216, 222, 224, 240, 245, 252, 259, 270, 280, 288, 294, 296, 315, 320, 333, 336, 360, 370, 378, 384, 392, 420, 432, 441, 444, 448, 480, 490, 504, 518, 540, 555, 560, 576, 588, 592, 630, 640, 653, 666, 672, 720, 735, 740, 756, 777, 784, 840, 864, 882, 888, 896, 945, 960, 980, 999, 1008, 1036, 1080, 1110, 1120, 1152, 1176, 1184, 1260, 1295, 1306, 1323, 1332, 1344, 1440, 1470, 1480, 1512, 1554, 1568, 1665, 1680, 1728, 1764, 1776, 1813, 1890, 1920, 1959, 1960, 1998, 2016, 2072, 2160, 2205, 2220, 2240, 2331, 2352, 2368, 2520, 2590, 2612, 2646, 2664, 2688, 2880, 2940, 2960, 3024, 3108, 3136, 3265, 3330, 3360, 3456, 3528, 3552, 3626, 3780, 3885, 3918, 3920, 3996, 4032, 4144, 4320, 4410, 4440, 4480, 4571, 4662, 4704, 4736, 4995, 5040, 5180, 5224, 5292, 5328, 5439, 5760, 5877, 5880, 5920, 6048, 6216, 6272, 6530, 6615, 6660, 6720, 6993, 7056, 7104, 7252, 7560, 7770, 7836, 7840, 7992, 8064, 8288, 8640, 8820, 8880, 9065, 9142, 9324, 9408, 9795, 9990, 10080, 10360, 10448, 10584, 10656, 10878, 11655, 11754, 11760, 11840, 12096, 12432, 13060, 13230, 13320, 13440, 13713, 13986, 14112, 14208, 14504, 15120, 15540, 15672, 15680, 15984, 16317, 16576, 17280, 17631, 17640, 17760, 18130, 18284, 18648, 18816, 19590, 19980, 20160, 20720, 20896, 21168, 21312, 21756, 22855, 23310, 23508, 23520, 23680, 24161, 24192, 24864, 26120, 26460, 26640, 27195, 27426, 27972, 28224, 29008, 29385, 30240, 31080, 31344, 31360, 31968, 31997, 32634, 33152, 34965, 35262, 35280, 35520, 36260, 36568, 37296, 39180, 39960, 40320, 41139, 41440, 41792, 42336, 42624, 43512, 45710, 46620, 47016, 47040, 48322, 48951, 49728, 52240, 52920, 53280, 54390, 54852, 55944, 56448, 58016, 58770, 60480, 62160, 62688, 63936, 63994, 65268, 68565, 69930, 70524, 70560, 71040, 72483, 72520, 73136, 74592, 78360, 79920, 81585, 82278, 82880, 83584, 84672, 87024, 88155, 91420, 93240, 94032, 94080, 95991, 96644, 97902, 99456, 104480, 105840, 106560, 108780, 109704, 111888, 116032, 117540, 120805, 120960, 123417, 124320, 125376, 127872, 127988, 130536, 137130, 139860, 141048, 141120, 144966, 145040, 146272, 149184, 156720, 159840, 159985, 163170, 164556, 165760, 169127, 169344, 174048, 176310, 182840, 186480, 188064, 191982, 193288, 195804, 205695, 208960, 211680, 213120, 217449, 217560, 219408, 223776, 232064, 235080, 241610, 244755, 246834, 248640, 250752, 255976, 261072, 274260, 279720, 282096, 282240, 287973, 289932, 290080, 292544, 298368, 313440, 319680, 319970, 326340, 329112, 338254, 348096, 352620, 362415, 365680, 372960, 376128, 383964, 386576, 391608, 411390, 417920, 423360, 434898, 435120, 438816, 447552, 470160, 479955, 483220, 489510, 493668, 497280, 507381, 511952, 522144, 548520, 559440, 564192, 575946, 579864, 580160, 585088, 617085, 626880, 639360, 639940, 652347, 652680, 658224, 676508, 696192, 705240, 724830, 731360, 745920, 752256, 767928, 773152, 783216, 822780, 845635, 846720, 863919, 869796, 870240, 877632, 895104, 940320, 959910, 966440, 979020, 987336, 1014762, 1023904, 1044288, 1087245, 1097040, 1118880, 1128384, 1151892, 1159728, 1160320, 1183889, 1234170, 1253760, 1279880, 1304694, 1305360, 1316448, 1353016, 1410480, 1439865, 1449660, 1462720, 1491840, 1522143, 1535856, 1546304, 1566432, 1645560, 1691270, 1727838, 1739592, 1740480, 1755264, 1880640, 1919820, 1932880, 1958040, 1974672, 2029524, 2047808, 2088576, 2174490, 2194080, 2237760, 2256768, 2303784, 2319456, 2367778, 2468340, 2536905, 2559760, 2609388, 2610720, 2632896, 2706032, 2820960, 2879730, 2899320, 2925440, 3044286, 3071712, 3092608, 3132864, 3261735, 3291120, 3382540, 3455676, 3479184, 3480960, 3551667, 3761280, 3839640, 3865760, 3916080, 3949344, 4059048, 4095616, 4319595, 4348980, 4388160, 4475520, 4566429, 4607568, 4638912, 4735556, 4936680, 5073810, 5119520, 5218776, 5221440, 5265792, 5412064, 5641920, 5759460, 5798640, 5919445, 6088572, 6143424, 6265728, 6523470, 6582240, 6765080, 6911352, 6958368, 7103334, 7610715, 7679280, 7731520, 7832160, 7898688, 8118096, 8639190, 8697960, 8776320, 9132858, 9215136, 9277824, 9471112, 9873360, 10147620, 10239040, 10437552, 10442880, 10655001, 10824128, 11283840, 11518920, 11597280, 11838890, 12177144, 12286848, 13046940, 13164480, 13530160, 13822704, 13916736, 14206668, 15221430, 15358560, 15463040, 15664320, 15797376, 16236192, 17278380, 17395920, 17758335, 18265716, 18430272, 18942224, 19746720, 20295240, 20478080, 20875104, 21310002, 21648256, 22832145, 23037840, 23194560, 23677780, 24354288, 26093880, 26328960, 27060320, 27645408, 27833472, 28413336, 30442860, 30717120, 31328640, 31965003, 32472384, 34556760, 34791840, 35516670, 36531432, 36860544, 37884448, 39493440, 40590480, 41750208, 42620004, 45664290, 46075680, 46389120, 47355560, 48708576, 52187760, 53275005, 54120640, 55290816, 56826672, 60885720, 61434240, 63930006, 64944768, 69113520, 69583680, 71033340, 73062864, 75768896, 78986880, 81180960, 83500416, 85240008, 91328580, 92151360, 94711120, 97417152, 104375520, 106550010, 108241280, 110581632, 113653344, 121771440, 127860012, 138227040, 139167360, 142066680, 146125728, 151537792, 159825015, 162361920, 170480016, 182657160, 184302720, 189422240, 194834304, 208751040, 213100020, 227306688, 243542880, 255720024, 276454080, 284133360, 292251456, 319650030, 324723840, 340960032, 365314320, 378844480, 417502080, 426200040, 454613376, 487085760, 511440048, 552908160, 568266720, 584502912, 639300060, 681920064, 730628640, 757688960, 852400080, 974171520, 1022880096, 1136533440, 1278600120, 1363840128, 1461257280, 1704800160, 2045760192, 2273066880, 2557200240, 2922514560, 3409600320, 4091520384, 5114400480, 6819200640, 10228800960, 20457601920]

約数ペア:

[(1, 20457601920), (2, 10228800960), (3, 6819200640), (4, 5114400480), (5, 4091520384), (6, 3409600320), (7, 2922514560), (8, 2557200240), (9, 2273066880), (10, 2045760192), (12, 1704800160), (14, 1461257280), (15, 1363840128), (16, 1278600120), (18, 1136533440), (20, 1022880096), (21, 974171520), (24, 852400080), (27, 757688960), (28, 730628640), (30, 681920064), (32, 639300060), (35, 584502912), (36, 568266720), (37, 552908160), (40, 511440048), (42, 487085760), (45, 454613376), (48, 426200040), (49, 417502080), (54, 378844480), (56, 365314320), (60, 340960032), (63, 324723840), (64, 319650030), (70, 292251456), (72, 284133360), (74, 276454080), (80, 255720024), (84, 243542880), (90, 227306688), (96, 213100020), (98, 208751040), (105, 194834304), (108, 189422240), (111, 184302720), (112, 182657160), (120, 170480016), (126, 162361920), (128, 159825015), (135, 151537792), (140, 146125728), (144, 142066680), (147, 139167360), (148, 138227040), (160, 127860012), (168, 121771440), (180, 113653344), (185, 110581632), (189, 108241280), (192, 106550010), (196, 104375520), (210, 97417152), (216, 94711120), (222, 92151360), (224, 91328580), (240, 85240008), (245, 83500416), (252, 81180960), (259, 78986880), (270, 75768896), (280, 73062864), (288, 71033340), (294, 69583680), (296, 69113520), (315, 64944768), (320, 63930006), (333, 61434240), (336, 60885720), (360, 56826672), (370, 55290816), (378, 54120640), (384, 53275005), (392, 52187760), (420, 48708576), (432, 47355560), (441, 46389120), (444, 46075680), (448, 45664290), (480, 42620004), (490, 41750208), (504, 40590480), (518, 39493440), (540, 37884448), (555, 36860544), (560, 36531432), (576, 35516670), (588, 34791840), (592, 34556760), (630, 32472384), (640, 31965003), (653, 31328640), (666, 30717120), (672, 30442860), (720, 28413336), (735, 27833472), (740, 27645408), (756, 27060320), (777, 26328960), (784, 26093880), (840, 24354288), (864, 23677780), (882, 23194560), (888, 23037840), (896, 22832145), (945, 21648256), (960, 21310002), (980, 20875104), (999, 20478080), (1008, 20295240), (1036, 19746720), (1080, 18942224), (1110, 18430272), (1120, 18265716), (1152, 17758335), (1176, 17395920), (1184, 17278380), (1260, 16236192), (1295, 15797376), (1306, 15664320), (1323, 15463040), (1332, 15358560), (1344, 15221430), (1440, 14206668), (1470, 13916736), (1480, 13822704), (1512, 13530160), (1554, 13164480), (1568, 13046940), (1665, 12286848), (1680, 12177144), (1728, 11838890), (1764, 11597280), (1776, 11518920), (1813, 11283840), (1890, 10824128), (1920, 10655001), (1959, 10442880), (1960, 10437552), (1998, 10239040), (2016, 10147620), (2072, 9873360), (2160, 9471112), (2205, 9277824), (2220, 9215136), (2240, 9132858), (2331, 8776320), (2352, 8697960), (2368, 8639190), (2520, 8118096), (2590, 7898688), (2612, 7832160), (2646, 7731520), (2664, 7679280), (2688, 7610715), (2880, 7103334), (2940, 6958368), (2960, 6911352), (3024, 6765080), (3108, 6582240), (3136, 6523470), (3265, 6265728), (3330, 6143424), (3360, 6088572), (3456, 5919445), (3528, 5798640), (3552, 5759460), (3626, 5641920), (3780, 5412064), (3885, 5265792), (3918, 5221440), (3920, 5218776), (3996, 5119520), (4032, 5073810), (4144, 4936680), (4320, 4735556), (4410, 4638912), (4440, 4607568), (4480, 4566429), (4571, 4475520), (4662, 4388160), (4704, 4348980), (4736, 4319595), (4995, 4095616), (5040, 4059048), (5180, 3949344), (5224, 3916080), (5292, 3865760), (5328, 3839640), (5439, 3761280), (5760, 3551667), (5877, 3480960), (5880, 3479184), (5920, 3455676), (6048, 3382540), (6216, 3291120), (6272, 3261735), (6530, 3132864), (6615, 3092608), (6660, 3071712), (6720, 3044286), (6993, 2925440), (7056, 2899320), (7104, 2879730), (7252, 2820960), (7560, 2706032), (7770, 2632896), (7836, 2610720), (7840, 2609388), (7992, 2559760), (8064, 2536905), (8288, 2468340), (8640, 2367778), (8820, 2319456), (8880, 2303784), (9065, 2256768), (9142, 2237760), (9324, 2194080), (9408, 2174490), (9795, 2088576), (9990, 2047808), (10080, 2029524), (10360, 1974672), (10448, 1958040), (10584, 1932880), (10656, 1919820), (10878, 1880640), (11655, 1755264), (11754, 1740480), (11760, 1739592), (11840, 1727838), (12096, 1691270), (12432, 1645560), (13060, 1566432), (13230, 1546304), (13320, 1535856), (13440, 1522143), (13713, 1491840), (13986, 1462720), (14112, 1449660), (14208, 1439865), (14504, 1410480), (15120, 1353016), (15540, 1316448), (15672, 1305360), (15680, 1304694), (15984, 1279880), (16317, 1253760), (16576, 1234170), (17280, 1183889), (17631, 1160320), (17640, 1159728), (17760, 1151892), (18130, 1128384), (18284, 1118880), (18648, 1097040), (18816, 1087245), (19590, 1044288), (19980, 1023904), (20160, 1014762), (20720, 987336), (20896, 979020), (21168, 966440), (21312, 959910), (21756, 940320), (22855, 895104), (23310, 877632), (23508, 870240), (23520, 869796), (23680, 863919), (24161, 846720), (24192, 845635), (24864, 822780), (26120, 783216), (26460, 773152), (26640, 767928), (27195, 752256), (27426, 745920), (27972, 731360), (28224, 724830), (29008, 705240), (29385, 696192), (30240, 676508), (31080, 658224), (31344, 652680), (31360, 652347), (31968, 639940), (31997, 639360), (32634, 626880), (33152, 617085), (34965, 585088), (35262, 580160), (35280, 579864), (35520, 575946), (36260, 564192), (36568, 559440), (37296, 548520), (39180, 522144), (39960, 511952), (40320, 507381), (41139, 497280), (41440, 493668), (41792, 489510), (42336, 483220), (42624, 479955), (43512, 470160), (45710, 447552), (46620, 438816), (47016, 435120), (47040, 434898), (48322, 423360), (48951, 417920), (49728, 411390), (52240, 391608), (52920, 386576), (53280, 383964), (54390, 376128), (54852, 372960), (55944, 365680), (56448, 362415), (58016, 352620), (58770, 348096), (60480, 338254), (62160, 329112), (62688, 326340), (63936, 319970), (63994, 319680), (65268, 313440), (68565, 298368), (69930, 292544), (70524, 290080), (70560, 289932), (71040, 287973), (72483, 282240), (72520, 282096), (73136, 279720), (74592, 274260), (78360, 261072), (79920, 255976), (81585, 250752), (82278, 248640), (82880, 246834), (83584, 244755), (84672, 241610), (87024, 235080), (88155, 232064), (91420, 223776), (93240, 219408), (94032, 217560), (94080, 217449), (95991, 213120), (96644, 211680), (97902, 208960), (99456, 205695), (104480, 195804), (105840, 193288), (106560, 191982), (108780, 188064), (109704, 186480), (111888, 182840), (116032, 176310), (117540, 174048), (120805, 169344), (120960, 169127), (123417, 165760), (124320, 164556), (125376, 163170), (127872, 159985), (127988, 159840), (130536, 156720), (137130, 149184), (139860, 146272), (141048, 145040), (141120, 144966)]