19988226720

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2539}}^1$

素因数の和:2649

約数の個数: 576

約数和(自身を含む): 86272542720

約数和(自身を除く): 66284316000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 28, 30, 32, 33, 35, 36, 40, 42, 44, 45, 48, 55, 56, 60, 63, 66, 70, 71, 72, 77, 80, 84, 88, 90, 96, 99, 105, 110, 112, 120, 126, 132, 140, 142, 144, 154, 160, 165, 168, 176, 180, 198, 210, 213, 220, 224, 231, 240, 252, 264, 280, 284, 288, 308, 315, 330, 336, 352, 355, 360, 385, 396, 420, 426, 440, 462, 480, 495, 497, 504, 528, 560, 568, 616, 630, 639, 660, 672, 693, 710, 720, 770, 781, 792, 840, 852, 880, 924, 990, 994, 1008, 1056, 1065, 1120, 1136, 1155, 1232, 1260, 1278, 1320, 1386, 1420, 1440, 1491, 1540, 1562, 1584, 1680, 1704, 1760, 1848, 1980, 1988, 2016, 2130, 2272, 2310, 2343, 2464, 2485, 2520, 2539, 2556, 2640, 2772, 2840, 2982, 3080, 3124, 3168, 3195, 3360, 3408, 3465, 3696, 3905, 3960, 3976, 4260, 4473, 4620, 4686, 4970, 5040, 5078, 5112, 5280, 5467, 5544, 5680, 5964, 6160, 6248, 6390, 6816, 6930, 7029, 7392, 7455, 7617, 7810, 7920, 7952, 8520, 8946, 9240, 9372, 9940, 10080, 10156, 10224, 10934, 11088, 11360, 11715, 11928, 12320, 12496, 12695, 12780, 13860, 14058, 14910, 15234, 15620, 15840, 15904, 16401, 17040, 17773, 17892, 18480, 18744, 19880, 20312, 20448, 21868, 22176, 22365, 22851, 23430, 23856, 24992, 25390, 25560, 27335, 27720, 27929, 28116, 29820, 30468, 31240, 32802, 34080, 35145, 35546, 35784, 36960, 37488, 38085, 39760, 40624, 43736, 44730, 45702, 46860, 47712, 49203, 50780, 51120, 53319, 54670, 55440, 55858, 56232, 59640, 60936, 62480, 65604, 70290, 71092, 71568, 74976, 76170, 79520, 81248, 82005, 83787, 87472, 88865, 89460, 91404, 93720, 98406, 101560, 102240, 106638, 109340, 110880, 111716, 112464, 114255, 119280, 121872, 124960, 131208, 139645, 140580, 142184, 143136, 152340, 159957, 164010, 167574, 174944, 177730, 178920, 180269, 182808, 187440, 195503, 196812, 203120, 213276, 218680, 223432, 224928, 228510, 238560, 243744, 246015, 251361, 262416, 266595, 279290, 281160, 284368, 304680, 319914, 328020, 335148, 355460, 357840, 360538, 365616, 374880, 391006, 393624, 406240, 418935, 426552, 437360, 446864, 457020, 492030, 502722, 524832, 533190, 540807, 558580, 562320, 568736, 586509, 609360, 639828, 656040, 670296, 710920, 715680, 721076, 731232, 782012, 787248, 799785, 837870, 853104, 874720, 893728, 901345, 914040, 977515, 984060, 1005444, 1066380, 1081614, 1117160, 1124640, 1173018, 1218720, 1256805, 1261883, 1279656, 1312080, 1340592, 1421840, 1442152, 1564024, 1574496, 1599570, 1622421, 1675740, 1706208, 1759527, 1802690, 1828080, 1955030, 1968120, 1982959, 2010888, 2132760, 2163228, 2234320, 2346036, 2513610, 2523766, 2559312, 2624160, 2681184, 2704035, 2843680, 2884304, 2932545, 3128048, 3199140, 3244842, 3351480, 3519054, 3605380, 3656160, 3785649, 3910060, 3936240, 3965918, 4021776, 4265520, 4326456, 4468640, 4692072, 5027220, 5047532, 5118624, 5408070, 5768608, 5865090, 5948877, 6256096, 6309415, 6398280, 6489684, 6702960, 7038108, 7210760, 7571298, 7820120, 7872480, 7931836, 8043552, 8112105, 8531040, 8652912, 8797635, 9384144, 9914795, 10054440, 10095064, 10816140, 11356947, 11730180, 11897754, 12618830, 12796560, 12979368, 13405920, 13880713, 14076216, 14421520, 15142596, 15640240, 15863672, 16224210, 17305824, 17595270, 17846631, 18768288, 18928245, 19829590, 20108880, 20190128, 21632280, 22713894, 23460360, 23795508, 25237660, 25593120, 25958736, 27761426, 28152432, 28843040, 29744385, 30285192, 31280480, 31727344, 32448420, 35190540, 35693262, 37856490, 39659180, 40217760, 40380256, 41642139, 43264560, 45427788, 46920720, 47591016, 50475320, 51917472, 55522852, 56304864, 56784735, 59488770, 60570384, 63454688, 64896840, 69403565, 70381080, 71386524, 75712980, 79318360, 83284278, 86529120, 89233155, 90855576, 93841440, 95182032, 100950640, 111045704, 113569470, 118977540, 121140768, 124926417, 129793680, 138807130, 140762160, 142773048, 151425960, 158636720, 166568556, 178466310, 181711152, 190364064, 201901280, 208210695, 222091408, 227138940, 237955080, 249852834, 259587360, 277614260, 281524320, 285546096, 302851920, 317273440, 333137112, 356932620, 363422304, 416421390, 444182816, 454277880, 475910160, 499705668, 555228520, 571092192, 605703840, 624632085, 666274224, 713865240, 832842780, 908555760, 951820320, 999411336, 1110457040, 1249264170, 1332548448, 1427730480, 1665685560, 1817111520, 1998822672, 2220914080, 2498528340, 2855460960, 3331371120, 3997645344, 4997056680, 6662742240, 9994113360, 19988226720]

約数ペア:

[(1, 19988226720), (2, 9994113360), (3, 6662742240), (4, 4997056680), (5, 3997645344), (6, 3331371120), (7, 2855460960), (8, 2498528340), (9, 2220914080), (10, 1998822672), (11, 1817111520), (12, 1665685560), (14, 1427730480), (15, 1332548448), (16, 1249264170), (18, 1110457040), (20, 999411336), (21, 951820320), (22, 908555760), (24, 832842780), (28, 713865240), (30, 666274224), (32, 624632085), (33, 605703840), (35, 571092192), (36, 555228520), (40, 499705668), (42, 475910160), (44, 454277880), (45, 444182816), (48, 416421390), (55, 363422304), (56, 356932620), (60, 333137112), (63, 317273440), (66, 302851920), (70, 285546096), (71, 281524320), (72, 277614260), (77, 259587360), (80, 249852834), (84, 237955080), (88, 227138940), (90, 222091408), (96, 208210695), (99, 201901280), (105, 190364064), (110, 181711152), (112, 178466310), (120, 166568556), (126, 158636720), (132, 151425960), (140, 142773048), (142, 140762160), (144, 138807130), (154, 129793680), (160, 124926417), (165, 121140768), (168, 118977540), (176, 113569470), (180, 111045704), (198, 100950640), (210, 95182032), (213, 93841440), (220, 90855576), (224, 89233155), (231, 86529120), (240, 83284278), (252, 79318360), (264, 75712980), (280, 71386524), (284, 70381080), (288, 69403565), (308, 64896840), (315, 63454688), (330, 60570384), (336, 59488770), (352, 56784735), (355, 56304864), (360, 55522852), (385, 51917472), (396, 50475320), (420, 47591016), (426, 46920720), (440, 45427788), (462, 43264560), (480, 41642139), (495, 40380256), (497, 40217760), (504, 39659180), (528, 37856490), (560, 35693262), (568, 35190540), (616, 32448420), (630, 31727344), (639, 31280480), (660, 30285192), (672, 29744385), (693, 28843040), (710, 28152432), (720, 27761426), (770, 25958736), (781, 25593120), (792, 25237660), (840, 23795508), (852, 23460360), (880, 22713894), (924, 21632280), (990, 20190128), (994, 20108880), (1008, 19829590), (1056, 18928245), (1065, 18768288), (1120, 17846631), (1136, 17595270), (1155, 17305824), (1232, 16224210), (1260, 15863672), (1278, 15640240), (1320, 15142596), (1386, 14421520), (1420, 14076216), (1440, 13880713), (1491, 13405920), (1540, 12979368), (1562, 12796560), (1584, 12618830), (1680, 11897754), (1704, 11730180), (1760, 11356947), (1848, 10816140), (1980, 10095064), (1988, 10054440), (2016, 9914795), (2130, 9384144), (2272, 8797635), (2310, 8652912), (2343, 8531040), (2464, 8112105), (2485, 8043552), (2520, 7931836), (2539, 7872480), (2556, 7820120), (2640, 7571298), (2772, 7210760), (2840, 7038108), (2982, 6702960), (3080, 6489684), (3124, 6398280), (3168, 6309415), (3195, 6256096), (3360, 5948877), (3408, 5865090), (3465, 5768608), (3696, 5408070), (3905, 5118624), (3960, 5047532), (3976, 5027220), (4260, 4692072), (4473, 4468640), (4620, 4326456), (4686, 4265520), (4970, 4021776), (5040, 3965918), (5078, 3936240), (5112, 3910060), (5280, 3785649), (5467, 3656160), (5544, 3605380), (5680, 3519054), (5964, 3351480), (6160, 3244842), (6248, 3199140), (6390, 3128048), (6816, 2932545), (6930, 2884304), (7029, 2843680), (7392, 2704035), (7455, 2681184), (7617, 2624160), (7810, 2559312), (7920, 2523766), (7952, 2513610), (8520, 2346036), (8946, 2234320), (9240, 2163228), (9372, 2132760), (9940, 2010888), (10080, 1982959), (10156, 1968120), (10224, 1955030), (10934, 1828080), (11088, 1802690), (11360, 1759527), (11715, 1706208), (11928, 1675740), (12320, 1622421), (12496, 1599570), (12695, 1574496), (12780, 1564024), (13860, 1442152), (14058, 1421840), (14910, 1340592), (15234, 1312080), (15620, 1279656), (15840, 1261883), (15904, 1256805), (16401, 1218720), (17040, 1173018), (17773, 1124640), (17892, 1117160), (18480, 1081614), (18744, 1066380), (19880, 1005444), (20312, 984060), (20448, 977515), (21868, 914040), (22176, 901345), (22365, 893728), (22851, 874720), (23430, 853104), (23856, 837870), (24992, 799785), (25390, 787248), (25560, 782012), (27335, 731232), (27720, 721076), (27929, 715680), (28116, 710920), (29820, 670296), (30468, 656040), (31240, 639828), (32802, 609360), (34080, 586509), (35145, 568736), (35546, 562320), (35784, 558580), (36960, 540807), (37488, 533190), (38085, 524832), (39760, 502722), (40624, 492030), (43736, 457020), (44730, 446864), (45702, 437360), (46860, 426552), (47712, 418935), (49203, 406240), (50780, 393624), (51120, 391006), (53319, 374880), (54670, 365616), (55440, 360538), (55858, 357840), (56232, 355460), (59640, 335148), (60936, 328020), (62480, 319914), (65604, 304680), (70290, 284368), (71092, 281160), (71568, 279290), (74976, 266595), (76170, 262416), (79520, 251361), (81248, 246015), (82005, 243744), (83787, 238560), (87472, 228510), (88865, 224928), (89460, 223432), (91404, 218680), (93720, 213276), (98406, 203120), (101560, 196812), (102240, 195503), (106638, 187440), (109340, 182808), (110880, 180269), (111716, 178920), (112464, 177730), (114255, 174944), (119280, 167574), (121872, 164010), (124960, 159957), (131208, 152340), (139645, 143136), (140580, 142184)]