206520000

素因数分解:

$2^6\times 3^1\times 5^4\times {\mathrm{1721}}^1$

素因数の和:1756

約数の個数: 140

約数和(自身を含む): 683200056

約数和(自身を除く): 476680056

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 125, 150, 160, 192, 200, 240, 250, 300, 320, 375, 400, 480, 500, 600, 625, 750, 800, 960, 1000, 1200, 1250, 1500, 1600, 1721, 1875, 2000, 2400, 2500, 3000, 3442, 3750, 4000, 4800, 5000, 5163, 6000, 6884, 7500, 8000, 8605, 10000, 10326, 12000, 13768, 15000, 17210, 20000, 20652, 24000, 25815, 27536, 30000, 34420, 40000, 41304, 43025, 51630, 55072, 60000, 68840, 82608, 86050, 103260, 110144, 120000, 129075, 137680, 165216, 172100, 206520, 215125, 258150, 275360, 330432, 344200, 413040, 430250, 516300, 550720, 645375, 688400, 826080, 860500, 1032600, 1075625, 1290750, 1376800, 1652160, 1721000, 2065200, 2151250, 2581500, 2753600, 3226875, 3442000, 4130400, 4302500, 5163000, 6453750, 6884000, 8260800, 8605000, 10326000, 12907500, 13768000, 17210000, 20652000, 25815000, 34420000, 41304000, 51630000, 68840000, 103260000, 206520000]

約数ペア:

[(1, 206520000), (2, 103260000), (3, 68840000), (4, 51630000), (5, 41304000), (6, 34420000), (8, 25815000), (10, 20652000), (12, 17210000), (15, 13768000), (16, 12907500), (20, 10326000), (24, 8605000), (25, 8260800), (30, 6884000), (32, 6453750), (40, 5163000), (48, 4302500), (50, 4130400), (60, 3442000), (64, 3226875), (75, 2753600), (80, 2581500), (96, 2151250), (100, 2065200), (120, 1721000), (125, 1652160), (150, 1376800), (160, 1290750), (192, 1075625), (200, 1032600), (240, 860500), (250, 826080), (300, 688400), (320, 645375), (375, 550720), (400, 516300), (480, 430250), (500, 413040), (600, 344200), (625, 330432), (750, 275360), (800, 258150), (960, 215125), (1000, 206520), (1200, 172100), (1250, 165216), (1500, 137680), (1600, 129075), (1721, 120000), (1875, 110144), (2000, 103260), (2400, 86050), (2500, 82608), (3000, 68840), (3442, 60000), (3750, 55072), (4000, 51630), (4800, 43025), (5000, 41304), (5163, 40000), (6000, 34420), (6884, 30000), (7500, 27536), (8000, 25815), (8605, 24000), (10000, 20652), (10326, 20000), (12000, 17210), (13768, 15000)]