20890742400

素因数分解:

$2^7\times 3^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{431}}^1$

素因数の和:495

約数の個数: 960

約数和(自身を含む): 89253394560

約数和(自身を除く): 68362652160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 17, 18, 20, 22, 24, 25, 27, 30, 32, 33, 34, 36, 40, 44, 45, 48, 50, 51, 54, 55, 60, 64, 66, 68, 72, 75, 80, 81, 85, 88, 90, 96, 99, 100, 102, 108, 110, 120, 128, 132, 135, 136, 144, 150, 153, 160, 162, 165, 170, 176, 180, 187, 192, 198, 200, 204, 216, 220, 225, 240, 255, 264, 270, 272, 275, 288, 297, 300, 306, 320, 324, 330, 340, 352, 360, 374, 384, 396, 400, 405, 408, 425, 431, 432, 440, 450, 459, 480, 495, 510, 528, 540, 544, 550, 561, 576, 594, 600, 612, 640, 648, 660, 675, 680, 704, 720, 748, 765, 792, 800, 810, 816, 825, 850, 862, 864, 880, 891, 900, 918, 935, 960, 990, 1020, 1056, 1080, 1088, 1100, 1122, 1152, 1188, 1200, 1224, 1275, 1293, 1296, 1320, 1350, 1360, 1377, 1408, 1440, 1485, 1496, 1530, 1584, 1600, 1620, 1632, 1650, 1683, 1700, 1724, 1728, 1760, 1782, 1800, 1836, 1870, 1920, 1980, 2025, 2040, 2112, 2155, 2160, 2176, 2200, 2244, 2295, 2376, 2400, 2448, 2475, 2550, 2586, 2592, 2640, 2700, 2720, 2754, 2805, 2880, 2970, 2992, 3060, 3168, 3200, 3240, 3264, 3300, 3366, 3400, 3448, 3456, 3520, 3564, 3600, 3672, 3740, 3825, 3879, 3960, 4050, 4080, 4224, 4310, 4320, 4400, 4455, 4488, 4590, 4675, 4741, 4752, 4800, 4896, 4950, 5049, 5100, 5172, 5184, 5280, 5400, 5440, 5508, 5610, 5760, 5940, 5984, 6120, 6336, 6465, 6480, 6528, 6600, 6732, 6800, 6885, 6896, 7040, 7128, 7200, 7327, 7344, 7425, 7480, 7650, 7758, 7920, 8100, 8160, 8415, 8620, 8640, 8800, 8910, 8976, 9180, 9350, 9482, 9504, 9600, 9792, 9900, 10098, 10200, 10344, 10368, 10560, 10775, 10800, 10880, 11016, 11220, 11475, 11637, 11880, 11968, 12240, 12672, 12930, 12960, 13200, 13464, 13600, 13770, 13792, 14025, 14223, 14256, 14400, 14654, 14688, 14850, 14960, 15147, 15300, 15516, 15840, 16200, 16320, 16830, 17240, 17280, 17600, 17820, 17952, 18360, 18700, 18964, 19008, 19395, 19584, 19800, 20196, 20400, 20688, 21120, 21550, 21600, 21981, 22032, 22275, 22440, 22950, 23274, 23705, 23760, 23936, 24480, 25245, 25860, 25920, 26400, 26928, 27200, 27540, 27584, 28050, 28446, 28512, 28800, 29308, 29376, 29700, 29920, 30294, 30600, 31032, 31680, 32325, 32400, 32640, 33660, 34425, 34480, 34911, 35200, 35640, 35904, 36635, 36720, 37400, 37928, 38016, 38790, 39600, 40392, 40800, 41376, 42075, 42669, 43100, 43200, 43962, 44064, 44550, 44880, 45900, 46548, 47410, 47520, 48960, 50490, 51720, 51840, 52800, 53856, 54400, 55080, 55168, 56100, 56892, 57024, 58185, 58616, 58752, 59400, 59840, 60588, 61200, 62064, 63360, 64650, 64800, 65943, 67320, 68850, 68960, 69822, 71115, 71280, 71808, 73270, 73440, 74800, 75735, 75856, 77580, 79200, 80597, 80784, 81600, 82752, 84150, 85338, 86200, 86400, 87924, 88128, 89100, 89760, 91800, 93096, 94820, 95040, 96975, 97920, 100980, 103440, 105600, 107712, 109905, 110160, 112200, 113784, 114048, 116370, 117232, 118525, 118800, 119680, 121176, 122400, 124128, 126225, 128007, 129300, 129600, 131886, 134640, 137700, 137920, 139644, 142230, 142560, 146540, 146880, 149600, 151470, 151712, 155160, 158400, 161194, 161568, 163200, 165504, 168300, 170676, 172400, 174555, 175848, 176256, 178200, 179520, 183175, 183600, 186192, 189640, 190080, 193950, 197829, 201960, 206880, 213345, 215424, 219810, 220320, 224400, 227568, 232740, 234464, 237050, 237600, 241791, 242352, 244800, 248256, 252450, 256014, 258600, 259200, 263772, 269280, 275400, 275840, 279288, 284460, 285120, 290925, 293080, 293760, 299200, 302940, 303424, 310320, 316800, 322388, 323136, 329715, 336600, 341352, 344800, 349110, 351696, 355575, 356400, 359040, 366350, 367200, 372384, 378675, 379280, 384021, 387900, 395658, 402985, 403920, 413760, 426690, 439620, 440640, 448800, 455136, 465480, 468928, 474100, 475200, 483582, 484704, 489600, 496512, 504900, 512028, 517200, 527544, 538560, 549525, 550800, 558576, 568920, 570240, 581850, 586160, 593487, 598400, 605880, 606848, 620640, 640035, 644776, 646272, 659430, 673200, 682704, 689600, 698220, 703392, 711150, 712800, 725373, 732700, 734400, 744768, 757350, 758560, 768042, 775800, 791316, 805970, 807840, 827520, 853380, 872775, 879240, 881280, 897600, 910272, 930960, 937856, 948200, 950400, 967164, 969408, 989145, 1009800, 1024056, 1034400, 1055088, 1066725, 1077120, 1099050, 1101600, 1117152, 1137840, 1163700, 1172320, 1186974, 1208955, 1211760, 1241280, 1280070, 1289552, 1318860, 1346400, 1365408, 1379200, 1396440, 1406784, 1422300, 1425600, 1450746, 1465400, 1468800, 1489536, 1514700, 1517120, 1536084, 1551600, 1582632, 1611940, 1615680, 1648575, 1706760, 1745550, 1758480, 1795200, 1820544, 1861920, 1896400, 1920105, 1934328, 1938816, 1978290, 2014925, 2019600, 2048112, 2068800, 2110176, 2133450, 2176119, 2198100, 2203200, 2234304, 2275680, 2327400, 2344640, 2373948, 2417910, 2423520, 2482560, 2560140, 2579104, 2637720, 2692800, 2730816, 2792880, 2813568, 2844600, 2851200, 2901492, 2930800, 2967435, 3029400, 3034240, 3072168, 3103200, 3165264, 3200175, 3223880, 3231360, 3297150, 3413520, 3491100, 3516960, 3626865, 3723840, 3792800, 3840210, 3868656, 3956580, 4029850, 4039200, 4096224, 4137600, 4220352, 4266900, 4352238, 4396200, 4406400, 4468608, 4551360, 4654800, 4689280, 4747896, 4835820, 4847040, 4945725, 5120280, 5158208, 5275440, 5385600, 5461632, 5585760, 5689200, 5802984, 5861600, 5934870, 6044775, 6058800, 6144336, 6206400, 6330528, 6400350, 6447760, 6528357, 6594300, 6827040, 6982200, 7033920, 7253730, 7447680, 7585600, 7680420, 7737312, 7913160, 8059700, 8078400, 8192448, 8440704, 8533800, 8704476, 8792400, 9102720, 9309600, 9495792, 9600525, 9671640, 9694080, 9891450, 10240560, 10316416, 10550880, 10880595, 11171520, 11378400, 11605968, 11723200, 11869740, 12089550, 12117600, 12288672, 12412800, 12661056, 12800700, 12895520, 13056714, 13188600, 13654080, 13964400, 14067840, 14507460, 14837175, 15171200, 15360840, 15474624, 15826320, 16119400, 16156800, 16384896, 17067600, 17408952, 17584800, 18134325, 18619200, 18991584, 19201050, 19343280, 19782900, 20481120, 21101760, 21761190, 22343040, 22756800, 23211936, 23446400, 23739480, 24179100, 24235200, 24577344, 25322112, 25601400, 25791040, 26113428, 26377200, 27308160, 27928800, 29014920, 29674350, 30721680, 30949248, 31652640, 32238800, 32641785, 34135200, 34817904, 35169600, 36268650, 37238400, 37983168, 38402100, 38686560, 39565800, 40962240, 42203520, 43522380, 45513600, 46423872, 47478960, 48358200, 48470400, 49154688, 51202800, 51582080, 52226856, 52754400, 54402975, 55857600, 58029840, 59348700, 61443360, 63305280, 64477600, 65283570, 68270400, 69635808, 70339200, 72537300, 75966336, 76804200, 77373120, 79131600, 81924480, 87044760, 92847744, 94957920, 96716400, 102405600, 104453712, 105508800, 108805950, 111715200, 116059680, 118697400, 122886720, 126610560, 128955200, 130567140, 136540800, 139271616, 145074600, 153608400, 154746240, 158263200, 163208925, 174089520, 189915840, 193432800, 204811200, 208907424, 211017600, 217611900, 232119360, 237394800, 245773440, 257910400, 261134280, 278543232, 290149200, 307216800, 316526400, 326417850, 348179040, 379831680, 386865600, 409622400, 417814848, 435223800, 464238720, 474789600, 522268560, 580298400, 614433600, 633052800, 652835700, 696358080, 773731200, 835629696, 870447600, 949579200, 1044537120, 1160596800, 1228867200, 1305671400, 1392716160, 1740895200, 1899158400, 2089074240, 2321193600, 2611342800, 3481790400, 4178148480, 5222685600, 6963580800, 10445371200, 20890742400]

約数ペア:

[(1, 20890742400), (2, 10445371200), (3, 6963580800), (4, 5222685600), (5, 4178148480), (6, 3481790400), (8, 2611342800), (9, 2321193600), (10, 2089074240), (11, 1899158400), (12, 1740895200), (15, 1392716160), (16, 1305671400), (17, 1228867200), (18, 1160596800), (20, 1044537120), (22, 949579200), (24, 870447600), (25, 835629696), (27, 773731200), (30, 696358080), (32, 652835700), (33, 633052800), (34, 614433600), (36, 580298400), (40, 522268560), (44, 474789600), (45, 464238720), (48, 435223800), (50, 417814848), (51, 409622400), (54, 386865600), (55, 379831680), (60, 348179040), (64, 326417850), (66, 316526400), (68, 307216800), (72, 290149200), (75, 278543232), (80, 261134280), (81, 257910400), (85, 245773440), (88, 237394800), (90, 232119360), (96, 217611900), (99, 211017600), (100, 208907424), (102, 204811200), (108, 193432800), (110, 189915840), (120, 174089520), (128, 163208925), (132, 158263200), (135, 154746240), (136, 153608400), (144, 145074600), (150, 139271616), (153, 136540800), (160, 130567140), (162, 128955200), (165, 126610560), (170, 122886720), (176, 118697400), (180, 116059680), (187, 111715200), (192, 108805950), (198, 105508800), (200, 104453712), (204, 102405600), (216, 96716400), (220, 94957920), (225, 92847744), (240, 87044760), (255, 81924480), (264, 79131600), (270, 77373120), (272, 76804200), (275, 75966336), (288, 72537300), (297, 70339200), (300, 69635808), (306, 68270400), (320, 65283570), (324, 64477600), (330, 63305280), (340, 61443360), (352, 59348700), (360, 58029840), (374, 55857600), (384, 54402975), (396, 52754400), (400, 52226856), (405, 51582080), (408, 51202800), (425, 49154688), (431, 48470400), (432, 48358200), (440, 47478960), (450, 46423872), (459, 45513600), (480, 43522380), (495, 42203520), (510, 40962240), (528, 39565800), (540, 38686560), (544, 38402100), (550, 37983168), (561, 37238400), (576, 36268650), (594, 35169600), (600, 34817904), (612, 34135200), (640, 32641785), (648, 32238800), (660, 31652640), (675, 30949248), (680, 30721680), (704, 29674350), (720, 29014920), (748, 27928800), (765, 27308160), (792, 26377200), (800, 26113428), (810, 25791040), (816, 25601400), (825, 25322112), (850, 24577344), (862, 24235200), (864, 24179100), (880, 23739480), (891, 23446400), (900, 23211936), (918, 22756800), (935, 22343040), (960, 21761190), (990, 21101760), (1020, 20481120), (1056, 19782900), (1080, 19343280), (1088, 19201050), (1100, 18991584), (1122, 18619200), (1152, 18134325), (1188, 17584800), (1200, 17408952), (1224, 17067600), (1275, 16384896), (1293, 16156800), (1296, 16119400), (1320, 15826320), (1350, 15474624), (1360, 15360840), (1377, 15171200), (1408, 14837175), (1440, 14507460), (1485, 14067840), (1496, 13964400), (1530, 13654080), (1584, 13188600), (1600, 13056714), (1620, 12895520), (1632, 12800700), (1650, 12661056), (1683, 12412800), (1700, 12288672), (1724, 12117600), (1728, 12089550), (1760, 11869740), (1782, 11723200), (1800, 11605968), (1836, 11378400), (1870, 11171520), (1920, 10880595), (1980, 10550880), (2025, 10316416), (2040, 10240560), (2112, 9891450), (2155, 9694080), (2160, 9671640), (2176, 9600525), (2200, 9495792), (2244, 9309600), (2295, 9102720), (2376, 8792400), (2400, 8704476), (2448, 8533800), (2475, 8440704), (2550, 8192448), (2586, 8078400), (2592, 8059700), (2640, 7913160), (2700, 7737312), (2720, 7680420), (2754, 7585600), (2805, 7447680), (2880, 7253730), (2970, 7033920), (2992, 6982200), (3060, 6827040), (3168, 6594300), (3200, 6528357), (3240, 6447760), (3264, 6400350), (3300, 6330528), (3366, 6206400), (3400, 6144336), (3448, 6058800), (3456, 6044775), (3520, 5934870), (3564, 5861600), (3600, 5802984), (3672, 5689200), (3740, 5585760), (3825, 5461632), (3879, 5385600), (3960, 5275440), (4050, 5158208), (4080, 5120280), (4224, 4945725), (4310, 4847040), (4320, 4835820), (4400, 4747896), (4455, 4689280), (4488, 4654800), (4590, 4551360), (4675, 4468608), (4741, 4406400), (4752, 4396200), (4800, 4352238), (4896, 4266900), (4950, 4220352), (5049, 4137600), (5100, 4096224), (5172, 4039200), (5184, 4029850), (5280, 3956580), (5400, 3868656), (5440, 3840210), (5508, 3792800), (5610, 3723840), (5760, 3626865), (5940, 3516960), (5984, 3491100), (6120, 3413520), (6336, 3297150), (6465, 3231360), (6480, 3223880), (6528, 3200175), (6600, 3165264), (6732, 3103200), (6800, 3072168), (6885, 3034240), (6896, 3029400), (7040, 2967435), (7128, 2930800), (7200, 2901492), (7327, 2851200), (7344, 2844600), (7425, 2813568), (7480, 2792880), (7650, 2730816), (7758, 2692800), (7920, 2637720), (8100, 2579104), (8160, 2560140), (8415, 2482560), (8620, 2423520), (8640, 2417910), (8800, 2373948), (8910, 2344640), (8976, 2327400), (9180, 2275680), (9350, 2234304), (9482, 2203200), (9504, 2198100), (9600, 2176119), (9792, 2133450), (9900, 2110176), (10098, 2068800), (10200, 2048112), (10344, 2019600), (10368, 2014925), (10560, 1978290), (10775, 1938816), (10800, 1934328), (10880, 1920105), (11016, 1896400), (11220, 1861920), (11475, 1820544), (11637, 1795200), (11880, 1758480), (11968, 1745550), (12240, 1706760), (12672, 1648575), (12930, 1615680), (12960, 1611940), (13200, 1582632), (13464, 1551600), (13600, 1536084), (13770, 1517120), (13792, 1514700), (14025, 1489536), (14223, 1468800), (14256, 1465400), (14400, 1450746), (14654, 1425600), (14688, 1422300), (14850, 1406784), (14960, 1396440), (15147, 1379200), (15300, 1365408), (15516, 1346400), (15840, 1318860), (16200, 1289552), (16320, 1280070), (16830, 1241280), (17240, 1211760), (17280, 1208955), (17600, 1186974), (17820, 1172320), (17952, 1163700), (18360, 1137840), (18700, 1117152), (18964, 1101600), (19008, 1099050), (19395, 1077120), (19584, 1066725), (19800, 1055088), (20196, 1034400), (20400, 1024056), (20688, 1009800), (21120, 989145), (21550, 969408), (21600, 967164), (21981, 950400), (22032, 948200), (22275, 937856), (22440, 930960), (22950, 910272), (23274, 897600), (23705, 881280), (23760, 879240), (23936, 872775), (24480, 853380), (25245, 827520), (25860, 807840), (25920, 805970), (26400, 791316), (26928, 775800), (27200, 768042), (27540, 758560), (27584, 757350), (28050, 744768), (28446, 734400), (28512, 732700), (28800, 725373), (29308, 712800), (29376, 711150), (29700, 703392), (29920, 698220), (30294, 689600), (30600, 682704), (31032, 673200), (31680, 659430), (32325, 646272), (32400, 644776), (32640, 640035), (33660, 620640), (34425, 606848), (34480, 605880), (34911, 598400), (35200, 593487), (35640, 586160), (35904, 581850), (36635, 570240), (36720, 568920), (37400, 558576), (37928, 550800), (38016, 549525), (38790, 538560), (39600, 527544), (40392, 517200), (40800, 512028), (41376, 504900), (42075, 496512), (42669, 489600), (43100, 484704), (43200, 483582), (43962, 475200), (44064, 474100), (44550, 468928), (44880, 465480), (45900, 455136), (46548, 448800), (47410, 440640), (47520, 439620), (48960, 426690), (50490, 413760), (51720, 403920), (51840, 402985), (52800, 395658), (53856, 387900), (54400, 384021), (55080, 379280), (55168, 378675), (56100, 372384), (56892, 367200), (57024, 366350), (58185, 359040), (58616, 356400), (58752, 355575), (59400, 351696), (59840, 349110), (60588, 344800), (61200, 341352), (62064, 336600), (63360, 329715), (64650, 323136), (64800, 322388), (65943, 316800), (67320, 310320), (68850, 303424), (68960, 302940), (69822, 299200), (71115, 293760), (71280, 293080), (71808, 290925), (73270, 285120), (73440, 284460), (74800, 279288), (75735, 275840), (75856, 275400), (77580, 269280), (79200, 263772), (80597, 259200), (80784, 258600), (81600, 256014), (82752, 252450), (84150, 248256), (85338, 244800), (86200, 242352), (86400, 241791), (87924, 237600), (88128, 237050), (89100, 234464), (89760, 232740), (91800, 227568), (93096, 224400), (94820, 220320), (95040, 219810), (96975, 215424), (97920, 213345), (100980, 206880), (103440, 201960), (105600, 197829), (107712, 193950), (109905, 190080), (110160, 189640), (112200, 186192), (113784, 183600), (114048, 183175), (116370, 179520), (117232, 178200), (118525, 176256), (118800, 175848), (119680, 174555), (121176, 172400), (122400, 170676), (124128, 168300), (126225, 165504), (128007, 163200), (129300, 161568), (129600, 161194), (131886, 158400), (134640, 155160), (137700, 151712), (137920, 151470), (139644, 149600), (142230, 146880), (142560, 146540)]