20979798840

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{8317}}^1$

素因数の和:8372

約数の個数: 576

約数和(自身を含む): 93194206560

約数和(自身を除く): 72214407720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 18, 20, 21, 22, 24, 26, 28, 30, 33, 35, 36, 39, 40, 42, 44, 45, 49, 52, 55, 56, 60, 63, 65, 66, 70, 72, 77, 78, 84, 88, 90, 91, 98, 99, 104, 105, 110, 117, 120, 126, 130, 132, 140, 143, 147, 154, 156, 165, 168, 180, 182, 195, 196, 198, 210, 220, 231, 234, 245, 252, 260, 264, 273, 280, 286, 294, 308, 312, 315, 330, 360, 364, 385, 390, 392, 396, 420, 429, 440, 441, 455, 462, 468, 490, 495, 504, 520, 539, 546, 572, 585, 588, 616, 630, 637, 660, 693, 715, 728, 735, 770, 780, 792, 819, 840, 858, 882, 910, 924, 936, 980, 990, 1001, 1078, 1092, 1144, 1155, 1170, 1176, 1260, 1274, 1287, 1320, 1365, 1386, 1430, 1470, 1540, 1560, 1617, 1638, 1716, 1764, 1820, 1848, 1911, 1960, 1980, 2002, 2145, 2156, 2184, 2205, 2310, 2340, 2520, 2548, 2574, 2695, 2730, 2772, 2860, 2940, 3003, 3080, 3185, 3234, 3276, 3432, 3465, 3528, 3640, 3822, 3960, 4004, 4095, 4290, 4312, 4410, 4620, 4680, 4851, 5005, 5096, 5148, 5390, 5460, 5544, 5720, 5733, 5880, 6006, 6370, 6435, 6468, 6552, 6930, 7007, 7644, 8008, 8085, 8190, 8317, 8580, 8820, 9009, 9240, 9555, 9702, 10010, 10296, 10780, 10920, 11466, 12012, 12740, 12870, 12936, 13860, 14014, 15015, 15288, 16170, 16380, 16634, 17160, 17640, 18018, 19110, 19404, 20020, 21021, 21560, 22932, 24024, 24255, 24951, 25480, 25740, 27720, 28028, 28665, 30030, 32340, 32760, 33268, 35035, 36036, 38220, 38808, 40040, 41585, 42042, 45045, 45864, 48510, 49902, 51480, 56056, 57330, 58219, 60060, 63063, 64680, 66536, 70070, 72072, 74853, 76440, 83170, 84084, 90090, 91487, 97020, 99804, 105105, 108121, 114660, 116438, 120120, 124755, 126126, 140140, 149706, 166340, 168168, 174657, 180180, 182974, 194040, 199608, 210210, 216242, 229320, 232876, 249510, 252252, 274461, 280280, 291095, 299412, 315315, 324363, 332680, 349314, 360360, 365948, 374265, 407533, 420420, 432484, 457435, 465752, 499020, 504504, 523971, 540605, 548922, 582190, 598824, 630630, 640409, 648726, 698628, 731896, 748530, 756847, 815066, 823383, 840840, 864968, 873285, 914870, 973089, 998040, 1047942, 1081210, 1097844, 1164380, 1189331, 1222599, 1261260, 1280818, 1297452, 1372305, 1397256, 1497060, 1513694, 1621815, 1630132, 1646766, 1746570, 1829740, 1921227, 1946178, 2037665, 2095884, 2162420, 2195688, 2270541, 2328760, 2378662, 2445198, 2522520, 2561636, 2594904, 2619855, 2744610, 2994120, 3027388, 3202045, 3243630, 3260264, 3293532, 3493140, 3567993, 3659480, 3667797, 3784235, 3842454, 3892356, 4075330, 4116915, 4191768, 4324840, 4482863, 4541082, 4757324, 4865445, 4890396, 5123272, 5239710, 5297929, 5489220, 5763681, 5946655, 6054776, 6112995, 6404090, 6487260, 6587064, 6811623, 6986280, 7135986, 7335594, 7568470, 7684908, 7784712, 8150660, 8233830, 8325317, 8965726, 9082164, 9514648, 9606135, 9730890, 9780792, 10479420, 10595858, 10703979, 10978440, 11352705, 11527362, 11893310, 12225990, 12808180, 12974520, 13448589, 13623246, 14271972, 14671188, 15136940, 15369816, 15893787, 16301320, 16467660, 16650634, 17839965, 17931452, 18164328, 18338985, 19212270, 19461780, 20958840, 21191716, 21407958, 22414315, 22705410, 23054724, 23786620, 24451980, 24975951, 25616360, 26489645, 26897178, 27246492, 28543944, 28818405, 29342376, 30273880, 31787574, 32935320, 33301268, 34058115, 35679930, 35862904, 36677970, 38424540, 38923560, 40345767, 41626585, 42383432, 42815916, 44828630, 45410820, 46109448, 47573240, 47681361, 48903960, 49951902, 52979290, 53519895, 53794356, 54492984, 57636810, 58277219, 63575148, 66602536, 67242945, 68116230, 71359860, 73355940, 74927853, 76849080, 79468935, 80691534, 83253170, 85631832, 89657260, 90821640, 95362722, 99903804, 105958580, 107039790, 107588712, 115273620, 116554438, 124879755, 127150296, 134485890, 136232460, 142719720, 146711880, 149855706, 158937870, 161383068, 166506340, 174831657, 179314520, 190725444, 199807608, 201728835, 211917160, 214079580, 230547240, 233108876, 238406805, 249759510, 268971780, 272464920, 291386095, 299711412, 317875740, 322766136, 333012680, 349663314, 374639265, 381450888, 403457670, 428159160, 466217752, 476813610, 499519020, 524494971, 537943560, 582772190, 599422824, 635751480, 699326628, 749278530, 806915340, 874158285, 953627220, 999038040, 1048989942, 1165544380, 1398653256, 1498557060, 1613830680, 1748316570, 1907254440, 2097979884, 2331088760, 2622474855, 2997114120, 3496633140, 4195959768, 5244949710, 6993266280, 10489899420, 20979798840]

約数ペア:

[(1, 20979798840), (2, 10489899420), (3, 6993266280), (4, 5244949710), (5, 4195959768), (6, 3496633140), (7, 2997114120), (8, 2622474855), (9, 2331088760), (10, 2097979884), (11, 1907254440), (12, 1748316570), (13, 1613830680), (14, 1498557060), (15, 1398653256), (18, 1165544380), (20, 1048989942), (21, 999038040), (22, 953627220), (24, 874158285), (26, 806915340), (28, 749278530), (30, 699326628), (33, 635751480), (35, 599422824), (36, 582772190), (39, 537943560), (40, 524494971), (42, 499519020), (44, 476813610), (45, 466217752), (49, 428159160), (52, 403457670), (55, 381450888), (56, 374639265), (60, 349663314), (63, 333012680), (65, 322766136), (66, 317875740), (70, 299711412), (72, 291386095), (77, 272464920), (78, 268971780), (84, 249759510), (88, 238406805), (90, 233108876), (91, 230547240), (98, 214079580), (99, 211917160), (104, 201728835), (105, 199807608), (110, 190725444), (117, 179314520), (120, 174831657), (126, 166506340), (130, 161383068), (132, 158937870), (140, 149855706), (143, 146711880), (147, 142719720), (154, 136232460), (156, 134485890), (165, 127150296), (168, 124879755), (180, 116554438), (182, 115273620), (195, 107588712), (196, 107039790), (198, 105958580), (210, 99903804), (220, 95362722), (231, 90821640), (234, 89657260), (245, 85631832), (252, 83253170), (260, 80691534), (264, 79468935), (273, 76849080), (280, 74927853), (286, 73355940), (294, 71359860), (308, 68116230), (312, 67242945), (315, 66602536), (330, 63575148), (360, 58277219), (364, 57636810), (385, 54492984), (390, 53794356), (392, 53519895), (396, 52979290), (420, 49951902), (429, 48903960), (440, 47681361), (441, 47573240), (455, 46109448), (462, 45410820), (468, 44828630), (490, 42815916), (495, 42383432), (504, 41626585), (520, 40345767), (539, 38923560), (546, 38424540), (572, 36677970), (585, 35862904), (588, 35679930), (616, 34058115), (630, 33301268), (637, 32935320), (660, 31787574), (693, 30273880), (715, 29342376), (728, 28818405), (735, 28543944), (770, 27246492), (780, 26897178), (792, 26489645), (819, 25616360), (840, 24975951), (858, 24451980), (882, 23786620), (910, 23054724), (924, 22705410), (936, 22414315), (980, 21407958), (990, 21191716), (1001, 20958840), (1078, 19461780), (1092, 19212270), (1144, 18338985), (1155, 18164328), (1170, 17931452), (1176, 17839965), (1260, 16650634), (1274, 16467660), (1287, 16301320), (1320, 15893787), (1365, 15369816), (1386, 15136940), (1430, 14671188), (1470, 14271972), (1540, 13623246), (1560, 13448589), (1617, 12974520), (1638, 12808180), (1716, 12225990), (1764, 11893310), (1820, 11527362), (1848, 11352705), (1911, 10978440), (1960, 10703979), (1980, 10595858), (2002, 10479420), (2145, 9780792), (2156, 9730890), (2184, 9606135), (2205, 9514648), (2310, 9082164), (2340, 8965726), (2520, 8325317), (2548, 8233830), (2574, 8150660), (2695, 7784712), (2730, 7684908), (2772, 7568470), (2860, 7335594), (2940, 7135986), (3003, 6986280), (3080, 6811623), (3185, 6587064), (3234, 6487260), (3276, 6404090), (3432, 6112995), (3465, 6054776), (3528, 5946655), (3640, 5763681), (3822, 5489220), (3960, 5297929), (4004, 5239710), (4095, 5123272), (4290, 4890396), (4312, 4865445), (4410, 4757324), (4620, 4541082), (4680, 4482863), (4851, 4324840), (5005, 4191768), (5096, 4116915), (5148, 4075330), (5390, 3892356), (5460, 3842454), (5544, 3784235), (5720, 3667797), (5733, 3659480), (5880, 3567993), (6006, 3493140), (6370, 3293532), (6435, 3260264), (6468, 3243630), (6552, 3202045), (6930, 3027388), (7007, 2994120), (7644, 2744610), (8008, 2619855), (8085, 2594904), (8190, 2561636), (8317, 2522520), (8580, 2445198), (8820, 2378662), (9009, 2328760), (9240, 2270541), (9555, 2195688), (9702, 2162420), (10010, 2095884), (10296, 2037665), (10780, 1946178), (10920, 1921227), (11466, 1829740), (12012, 1746570), (12740, 1646766), (12870, 1630132), (12936, 1621815), (13860, 1513694), (14014, 1497060), (15015, 1397256), (15288, 1372305), (16170, 1297452), (16380, 1280818), (16634, 1261260), (17160, 1222599), (17640, 1189331), (18018, 1164380), (19110, 1097844), (19404, 1081210), (20020, 1047942), (21021, 998040), (21560, 973089), (22932, 914870), (24024, 873285), (24255, 864968), (24951, 840840), (25480, 823383), (25740, 815066), (27720, 756847), (28028, 748530), (28665, 731896), (30030, 698628), (32340, 648726), (32760, 640409), (33268, 630630), (35035, 598824), (36036, 582190), (38220, 548922), (38808, 540605), (40040, 523971), (41585, 504504), (42042, 499020), (45045, 465752), (45864, 457435), (48510, 432484), (49902, 420420), (51480, 407533), (56056, 374265), (57330, 365948), (58219, 360360), (60060, 349314), (63063, 332680), (64680, 324363), (66536, 315315), (70070, 299412), (72072, 291095), (74853, 280280), (76440, 274461), (83170, 252252), (84084, 249510), (90090, 232876), (91487, 229320), (97020, 216242), (99804, 210210), (105105, 199608), (108121, 194040), (114660, 182974), (116438, 180180), (120120, 174657), (124755, 168168), (126126, 166340), (140140, 149706)]