81030334560

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{499}}^1\times {\mathrm{1559}}^1$

素因数の和:2114

約数の個数: 384

約数和(自身を含む): 301916160000

約数和(自身を除く): 220885825440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 40, 42, 48, 56, 60, 62, 70, 80, 84, 93, 96, 105, 112, 120, 124, 140, 155, 160, 168, 186, 210, 217, 224, 240, 248, 280, 310, 336, 372, 420, 434, 465, 480, 496, 499, 560, 620, 651, 672, 744, 840, 868, 930, 992, 998, 1085, 1120, 1240, 1302, 1488, 1497, 1559, 1680, 1736, 1860, 1996, 2170, 2480, 2495, 2604, 2976, 2994, 3118, 3255, 3360, 3472, 3493, 3720, 3992, 4340, 4677, 4960, 4990, 5208, 5988, 6236, 6510, 6944, 6986, 7440, 7485, 7795, 7984, 8680, 9354, 9980, 10416, 10479, 10913, 11976, 12472, 13020, 13972, 14880, 14970, 15469, 15590, 15968, 17360, 17465, 18708, 19960, 20832, 20958, 21826, 23385, 23952, 24944, 26040, 27944, 29940, 30938, 31180, 32739, 34720, 34930, 37416, 39920, 41916, 43652, 46407, 46770, 47904, 48329, 49888, 52080, 52395, 54565, 55888, 59880, 61876, 62360, 65478, 69860, 74832, 77345, 79840, 83832, 87304, 92814, 93540, 96658, 104160, 104790, 108283, 109130, 111776, 119760, 123752, 124720, 130956, 139720, 144987, 149664, 154690, 163695, 167664, 174608, 185628, 187080, 193316, 209580, 216566, 218260, 232035, 239520, 241645, 247504, 249440, 261912, 279440, 289974, 309380, 324849, 327390, 335328, 338303, 349216, 371256, 374160, 386632, 419160, 433132, 436520, 464070, 483290, 495008, 523824, 541415, 558880, 579948, 618760, 649698, 654780, 676606, 724935, 742512, 748320, 773264, 777941, 838320, 866264, 873040, 928140, 966580, 1014909, 1047648, 1082830, 1159896, 1237520, 1299396, 1309560, 1353212, 1449870, 1485024, 1546528, 1555882, 1624245, 1676640, 1691515, 1732528, 1746080, 1856280, 1933160, 2029818, 2165660, 2319792, 2333823, 2475040, 2598792, 2619120, 2706424, 2899740, 3111764, 3248490, 3383030, 3465056, 3712560, 3866320, 3889705, 4059636, 4331320, 4639584, 4667646, 5074545, 5197584, 5238240, 5412848, 5445587, 5799480, 6223528, 6496980, 6766060, 7425120, 7732640, 7779410, 8119272, 8662640, 9335292, 10149090, 10395168, 10825696, 10891174, 11598960, 11669115, 12447056, 12993960, 13532120, 15558820, 16238544, 16336761, 17325280, 18670584, 20298180, 21782348, 23197920, 23338230, 24116171, 24894112, 25987920, 27064240, 27227935, 31117640, 32477088, 32673522, 37341168, 40596360, 43564696, 46676460, 48232342, 51975840, 54128480, 54455870, 62235280, 65347044, 72348513, 74682336, 81192720, 81683805, 87129392, 93352920, 96464684, 108911740, 120580855, 124470560, 130694088, 144697026, 162385440, 163367610, 168813197, 174258784, 186705840, 192929368, 217823480, 241161710, 261388176, 289394052, 326735220, 337626394, 361742565, 373411680, 385858736, 435646960, 482323420, 506439591, 522776352, 578788104, 653470440, 675252788, 723485130, 771717472, 844065985, 871293920, 964646840, 1012879182, 1157576208, 1306940880, 1350505576, 1446970260, 1688131970, 1929293680, 2025758364, 2315152416, 2532197955, 2613881760, 2701011152, 2893940520, 3376263940, 3858587360, 4051516728, 5064395910, 5402022304, 5787881040, 6752527880, 8103033456, 10128791820, 11575762080, 13505055760, 16206066912, 20257583640, 27010111520, 40515167280, 81030334560]

約数ペア:

[(1, 81030334560), (2, 40515167280), (3, 27010111520), (4, 20257583640), (5, 16206066912), (6, 13505055760), (7, 11575762080), (8, 10128791820), (10, 8103033456), (12, 6752527880), (14, 5787881040), (15, 5402022304), (16, 5064395910), (20, 4051516728), (21, 3858587360), (24, 3376263940), (28, 2893940520), (30, 2701011152), (31, 2613881760), (32, 2532197955), (35, 2315152416), (40, 2025758364), (42, 1929293680), (48, 1688131970), (56, 1446970260), (60, 1350505576), (62, 1306940880), (70, 1157576208), (80, 1012879182), (84, 964646840), (93, 871293920), (96, 844065985), (105, 771717472), (112, 723485130), (120, 675252788), (124, 653470440), (140, 578788104), (155, 522776352), (160, 506439591), (168, 482323420), (186, 435646960), (210, 385858736), (217, 373411680), (224, 361742565), (240, 337626394), (248, 326735220), (280, 289394052), (310, 261388176), (336, 241161710), (372, 217823480), (420, 192929368), (434, 186705840), (465, 174258784), (480, 168813197), (496, 163367610), (499, 162385440), (560, 144697026), (620, 130694088), (651, 124470560), (672, 120580855), (744, 108911740), (840, 96464684), (868, 93352920), (930, 87129392), (992, 81683805), (998, 81192720), (1085, 74682336), (1120, 72348513), (1240, 65347044), (1302, 62235280), (1488, 54455870), (1497, 54128480), (1559, 51975840), (1680, 48232342), (1736, 46676460), (1860, 43564696), (1996, 40596360), (2170, 37341168), (2480, 32673522), (2495, 32477088), (2604, 31117640), (2976, 27227935), (2994, 27064240), (3118, 25987920), (3255, 24894112), (3360, 24116171), (3472, 23338230), (3493, 23197920), (3720, 21782348), (3992, 20298180), (4340, 18670584), (4677, 17325280), (4960, 16336761), (4990, 16238544), (5208, 15558820), (5988, 13532120), (6236, 12993960), (6510, 12447056), (6944, 11669115), (6986, 11598960), (7440, 10891174), (7485, 10825696), (7795, 10395168), (7984, 10149090), (8680, 9335292), (9354, 8662640), (9980, 8119272), (10416, 7779410), (10479, 7732640), (10913, 7425120), (11976, 6766060), (12472, 6496980), (13020, 6223528), (13972, 5799480), (14880, 5445587), (14970, 5412848), (15469, 5238240), (15590, 5197584), (15968, 5074545), (17360, 4667646), (17465, 4639584), (18708, 4331320), (19960, 4059636), (20832, 3889705), (20958, 3866320), (21826, 3712560), (23385, 3465056), (23952, 3383030), (24944, 3248490), (26040, 3111764), (27944, 2899740), (29940, 2706424), (30938, 2619120), (31180, 2598792), (32739, 2475040), (34720, 2333823), (34930, 2319792), (37416, 2165660), (39920, 2029818), (41916, 1933160), (43652, 1856280), (46407, 1746080), (46770, 1732528), (47904, 1691515), (48329, 1676640), (49888, 1624245), (52080, 1555882), (52395, 1546528), (54565, 1485024), (55888, 1449870), (59880, 1353212), (61876, 1309560), (62360, 1299396), (65478, 1237520), (69860, 1159896), (74832, 1082830), (77345, 1047648), (79840, 1014909), (83832, 966580), (87304, 928140), (92814, 873040), (93540, 866264), (96658, 838320), (104160, 777941), (104790, 773264), (108283, 748320), (109130, 742512), (111776, 724935), (119760, 676606), (123752, 654780), (124720, 649698), (130956, 618760), (139720, 579948), (144987, 558880), (149664, 541415), (154690, 523824), (163695, 495008), (167664, 483290), (174608, 464070), (185628, 436520), (187080, 433132), (193316, 419160), (209580, 386632), (216566, 374160), (218260, 371256), (232035, 349216), (239520, 338303), (241645, 335328), (247504, 327390), (249440, 324849), (261912, 309380), (279440, 289974)]