1621920000

素因数分解:

$2^8\times 3^1\times 5^4\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:179

約数の個数: 360

約数和(自身を含む): 5619201280

約数和(自身を除く): 3997281280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 31, 32, 40, 48, 50, 60, 62, 64, 75, 80, 93, 96, 100, 109, 120, 124, 125, 128, 150, 155, 160, 186, 192, 200, 218, 240, 248, 250, 256, 300, 310, 320, 327, 372, 375, 384, 400, 436, 465, 480, 496, 500, 545, 600, 620, 625, 640, 654, 744, 750, 768, 775, 800, 872, 930, 960, 992, 1000, 1090, 1200, 1240, 1250, 1280, 1308, 1488, 1500, 1550, 1600, 1635, 1744, 1860, 1875, 1920, 1984, 2000, 2180, 2325, 2400, 2480, 2500, 2616, 2725, 2976, 3000, 3100, 3200, 3270, 3379, 3488, 3720, 3750, 3840, 3875, 3968, 4000, 4360, 4650, 4800, 4960, 5000, 5232, 5450, 5952, 6000, 6200, 6400, 6540, 6758, 6976, 7440, 7500, 7750, 7936, 8000, 8175, 8720, 9300, 9600, 9920, 10000, 10137, 10464, 10900, 11625, 11904, 12000, 12400, 13080, 13516, 13625, 13952, 14880, 15000, 15500, 16000, 16350, 16895, 17440, 18600, 19200, 19375, 19840, 20000, 20274, 20928, 21800, 23250, 23808, 24000, 24800, 26160, 27032, 27250, 27904, 29760, 30000, 31000, 32000, 32700, 33790, 34880, 37200, 38750, 39680, 40000, 40548, 40875, 41856, 43600, 46500, 48000, 49600, 50685, 52320, 54064, 54500, 58125, 59520, 60000, 62000, 65400, 67580, 68125, 69760, 74400, 77500, 80000, 81096, 81750, 83712, 84475, 87200, 93000, 96000, 99200, 101370, 104640, 108128, 109000, 116250, 119040, 120000, 124000, 130800, 135160, 136250, 139520, 148800, 155000, 160000, 162192, 163500, 168950, 174400, 186000, 198400, 202740, 204375, 209280, 216256, 218000, 232500, 240000, 248000, 253425, 261600, 270320, 272500, 297600, 310000, 324384, 327000, 337900, 348800, 372000, 405480, 408750, 418560, 422375, 432512, 436000, 465000, 480000, 496000, 506850, 523200, 540640, 545000, 595200, 620000, 648768, 654000, 675800, 697600, 744000, 810960, 817500, 844750, 865024, 872000, 930000, 992000, 1013700, 1046400, 1081280, 1090000, 1240000, 1267125, 1297536, 1308000, 1351600, 1488000, 1621920, 1635000, 1689500, 1744000, 1860000, 2027400, 2092800, 2111875, 2162560, 2180000, 2480000, 2534250, 2595072, 2616000, 2703200, 2976000, 3243840, 3270000, 3379000, 3488000, 3720000, 4054800, 4223750, 4325120, 4360000, 4960000, 5068500, 5232000, 5406400, 6335625, 6487680, 6540000, 6758000, 7440000, 8109600, 8447500, 8720000, 10137000, 10464000, 10812800, 12671250, 12975360, 13080000, 13516000, 14880000, 16219200, 16895000, 17440000, 20274000, 21625600, 25342500, 26160000, 27032000, 32438400, 33790000, 40548000, 50685000, 52320000, 54064000, 64876800, 67580000, 81096000, 101370000, 108128000, 135160000, 162192000, 202740000, 270320000, 324384000, 405480000, 540640000, 810960000, 1621920000]

約数ペア:

[(1, 1621920000), (2, 810960000), (3, 540640000), (4, 405480000), (5, 324384000), (6, 270320000), (8, 202740000), (10, 162192000), (12, 135160000), (15, 108128000), (16, 101370000), (20, 81096000), (24, 67580000), (25, 64876800), (30, 54064000), (31, 52320000), (32, 50685000), (40, 40548000), (48, 33790000), (50, 32438400), (60, 27032000), (62, 26160000), (64, 25342500), (75, 21625600), (80, 20274000), (93, 17440000), (96, 16895000), (100, 16219200), (109, 14880000), (120, 13516000), (124, 13080000), (125, 12975360), (128, 12671250), (150, 10812800), (155, 10464000), (160, 10137000), (186, 8720000), (192, 8447500), (200, 8109600), (218, 7440000), (240, 6758000), (248, 6540000), (250, 6487680), (256, 6335625), (300, 5406400), (310, 5232000), (320, 5068500), (327, 4960000), (372, 4360000), (375, 4325120), (384, 4223750), (400, 4054800), (436, 3720000), (465, 3488000), (480, 3379000), (496, 3270000), (500, 3243840), (545, 2976000), (600, 2703200), (620, 2616000), (625, 2595072), (640, 2534250), (654, 2480000), (744, 2180000), (750, 2162560), (768, 2111875), (775, 2092800), (800, 2027400), (872, 1860000), (930, 1744000), (960, 1689500), (992, 1635000), (1000, 1621920), (1090, 1488000), (1200, 1351600), (1240, 1308000), (1250, 1297536), (1280, 1267125), (1308, 1240000), (1488, 1090000), (1500, 1081280), (1550, 1046400), (1600, 1013700), (1635, 992000), (1744, 930000), (1860, 872000), (1875, 865024), (1920, 844750), (1984, 817500), (2000, 810960), (2180, 744000), (2325, 697600), (2400, 675800), (2480, 654000), (2500, 648768), (2616, 620000), (2725, 595200), (2976, 545000), (3000, 540640), (3100, 523200), (3200, 506850), (3270, 496000), (3379, 480000), (3488, 465000), (3720, 436000), (3750, 432512), (3840, 422375), (3875, 418560), (3968, 408750), (4000, 405480), (4360, 372000), (4650, 348800), (4800, 337900), (4960, 327000), (5000, 324384), (5232, 310000), (5450, 297600), (5952, 272500), (6000, 270320), (6200, 261600), (6400, 253425), (6540, 248000), (6758, 240000), (6976, 232500), (7440, 218000), (7500, 216256), (7750, 209280), (7936, 204375), (8000, 202740), (8175, 198400), (8720, 186000), (9300, 174400), (9600, 168950), (9920, 163500), (10000, 162192), (10137, 160000), (10464, 155000), (10900, 148800), (11625, 139520), (11904, 136250), (12000, 135160), (12400, 130800), (13080, 124000), (13516, 120000), (13625, 119040), (13952, 116250), (14880, 109000), (15000, 108128), (15500, 104640), (16000, 101370), (16350, 99200), (16895, 96000), (17440, 93000), (18600, 87200), (19200, 84475), (19375, 83712), (19840, 81750), (20000, 81096), (20274, 80000), (20928, 77500), (21800, 74400), (23250, 69760), (23808, 68125), (24000, 67580), (24800, 65400), (26160, 62000), (27032, 60000), (27250, 59520), (27904, 58125), (29760, 54500), (30000, 54064), (31000, 52320), (32000, 50685), (32700, 49600), (33790, 48000), (34880, 46500), (37200, 43600), (38750, 41856), (39680, 40875), (40000, 40548)]