1351616000

素因数分解:

$2^9\times 5^3\times 7^2\times {\mathrm{431}}^1$

素因数の和:478

約数の個数: 240

約数和(自身を含む): 3929694912

約数和(自身を除く): 2578078912

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 64, 70, 80, 98, 100, 112, 125, 128, 140, 160, 175, 196, 200, 224, 245, 250, 256, 280, 320, 350, 392, 400, 431, 448, 490, 500, 512, 560, 640, 700, 784, 800, 862, 875, 896, 980, 1000, 1120, 1225, 1280, 1400, 1568, 1600, 1724, 1750, 1792, 1960, 2000, 2155, 2240, 2450, 2560, 2800, 3017, 3136, 3200, 3448, 3500, 3584, 3920, 4000, 4310, 4480, 4900, 5600, 6034, 6125, 6272, 6400, 6896, 7000, 7840, 8000, 8620, 8960, 9800, 10775, 11200, 12068, 12250, 12544, 12800, 13792, 14000, 15085, 15680, 16000, 17240, 17920, 19600, 21119, 21550, 22400, 24136, 24500, 25088, 27584, 28000, 30170, 31360, 32000, 34480, 39200, 42238, 43100, 44800, 48272, 49000, 53875, 55168, 56000, 60340, 62720, 64000, 68960, 75425, 78400, 84476, 86200, 89600, 96544, 98000, 105595, 107750, 110336, 112000, 120680, 125440, 137920, 150850, 156800, 168952, 172400, 193088, 196000, 211190, 215500, 220672, 224000, 241360, 275840, 301700, 313600, 337904, 344800, 377125, 386176, 392000, 422380, 431000, 448000, 482720, 527975, 551680, 603400, 627200, 675808, 689600, 754250, 772352, 784000, 844760, 862000, 965440, 1055950, 1103360, 1206800, 1351616, 1379200, 1508500, 1544704, 1568000, 1689520, 1724000, 1930880, 2111900, 2413600, 2639875, 2703232, 2758400, 3017000, 3136000, 3379040, 3448000, 3861760, 4223800, 4827200, 5279750, 5406464, 5516800, 6034000, 6758080, 6896000, 7723520, 8447600, 9654400, 10559500, 10812928, 12068000, 13516160, 13792000, 16895200, 19308800, 21119000, 24136000, 27032320, 27584000, 33790400, 38617600, 42238000, 48272000, 54064640, 67580800, 84476000, 96544000, 135161600, 168952000, 193088000, 270323200, 337904000, 675808000, 1351616000]

約数ペア:

[(1, 1351616000), (2, 675808000), (4, 337904000), (5, 270323200), (7, 193088000), (8, 168952000), (10, 135161600), (14, 96544000), (16, 84476000), (20, 67580800), (25, 54064640), (28, 48272000), (32, 42238000), (35, 38617600), (40, 33790400), (49, 27584000), (50, 27032320), (56, 24136000), (64, 21119000), (70, 19308800), (80, 16895200), (98, 13792000), (100, 13516160), (112, 12068000), (125, 10812928), (128, 10559500), (140, 9654400), (160, 8447600), (175, 7723520), (196, 6896000), (200, 6758080), (224, 6034000), (245, 5516800), (250, 5406464), (256, 5279750), (280, 4827200), (320, 4223800), (350, 3861760), (392, 3448000), (400, 3379040), (431, 3136000), (448, 3017000), (490, 2758400), (500, 2703232), (512, 2639875), (560, 2413600), (640, 2111900), (700, 1930880), (784, 1724000), (800, 1689520), (862, 1568000), (875, 1544704), (896, 1508500), (980, 1379200), (1000, 1351616), (1120, 1206800), (1225, 1103360), (1280, 1055950), (1400, 965440), (1568, 862000), (1600, 844760), (1724, 784000), (1750, 772352), (1792, 754250), (1960, 689600), (2000, 675808), (2155, 627200), (2240, 603400), (2450, 551680), (2560, 527975), (2800, 482720), (3017, 448000), (3136, 431000), (3200, 422380), (3448, 392000), (3500, 386176), (3584, 377125), (3920, 344800), (4000, 337904), (4310, 313600), (4480, 301700), (4900, 275840), (5600, 241360), (6034, 224000), (6125, 220672), (6272, 215500), (6400, 211190), (6896, 196000), (7000, 193088), (7840, 172400), (8000, 168952), (8620, 156800), (8960, 150850), (9800, 137920), (10775, 125440), (11200, 120680), (12068, 112000), (12250, 110336), (12544, 107750), (12800, 105595), (13792, 98000), (14000, 96544), (15085, 89600), (15680, 86200), (16000, 84476), (17240, 78400), (17920, 75425), (19600, 68960), (21119, 64000), (21550, 62720), (22400, 60340), (24136, 56000), (24500, 55168), (25088, 53875), (27584, 49000), (28000, 48272), (30170, 44800), (31360, 43100), (32000, 42238), (34480, 39200)]