213640000

素因数分解:

$2^6\times 5^4\times 7^2\times {\mathrm{109}}^1$

素因数の和:155

約数の個数: 210

約数和(自身を含む): 621902490

約数和(自身を除く): 408262490

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, 109, 112, 125, 140, 160, 175, 196, 200, 218, 224, 245, 250, 280, 320, 350, 392, 400, 436, 448, 490, 500, 545, 560, 625, 700, 763, 784, 800, 872, 875, 980, 1000, 1090, 1120, 1225, 1250, 1400, 1526, 1568, 1600, 1744, 1750, 1960, 2000, 2180, 2240, 2450, 2500, 2725, 2800, 3052, 3136, 3488, 3500, 3815, 3920, 4000, 4360, 4375, 4900, 5000, 5341, 5450, 5600, 6104, 6125, 6976, 7000, 7630, 7840, 8000, 8720, 8750, 9800, 10000, 10682, 10900, 11200, 12208, 12250, 13625, 14000, 15260, 15680, 17440, 17500, 19075, 19600, 20000, 21364, 21800, 24416, 24500, 26705, 27250, 28000, 30520, 30625, 34880, 35000, 38150, 39200, 40000, 42728, 43600, 48832, 49000, 53410, 54500, 56000, 61040, 61250, 68125, 70000, 76300, 78400, 85456, 87200, 95375, 98000, 106820, 109000, 122080, 122500, 133525, 136250, 140000, 152600, 170912, 174400, 190750, 196000, 213640, 218000, 244160, 245000, 267050, 272500, 280000, 305200, 341824, 381500, 392000, 427280, 436000, 476875, 490000, 534100, 545000, 610400, 667625, 763000, 854560, 872000, 953750, 980000, 1068200, 1090000, 1220800, 1335250, 1526000, 1709120, 1907500, 1960000, 2136400, 2180000, 2670500, 3052000, 3338125, 3815000, 4272800, 4360000, 5341000, 6104000, 6676250, 7630000, 8545600, 10682000, 13352500, 15260000, 21364000, 26705000, 30520000, 42728000, 53410000, 106820000, 213640000]

約数ペア:

[(1, 213640000), (2, 106820000), (4, 53410000), (5, 42728000), (7, 30520000), (8, 26705000), (10, 21364000), (14, 15260000), (16, 13352500), (20, 10682000), (25, 8545600), (28, 7630000), (32, 6676250), (35, 6104000), (40, 5341000), (49, 4360000), (50, 4272800), (56, 3815000), (64, 3338125), (70, 3052000), (80, 2670500), (98, 2180000), (100, 2136400), (109, 1960000), (112, 1907500), (125, 1709120), (140, 1526000), (160, 1335250), (175, 1220800), (196, 1090000), (200, 1068200), (218, 980000), (224, 953750), (245, 872000), (250, 854560), (280, 763000), (320, 667625), (350, 610400), (392, 545000), (400, 534100), (436, 490000), (448, 476875), (490, 436000), (500, 427280), (545, 392000), (560, 381500), (625, 341824), (700, 305200), (763, 280000), (784, 272500), (800, 267050), (872, 245000), (875, 244160), (980, 218000), (1000, 213640), (1090, 196000), (1120, 190750), (1225, 174400), (1250, 170912), (1400, 152600), (1526, 140000), (1568, 136250), (1600, 133525), (1744, 122500), (1750, 122080), (1960, 109000), (2000, 106820), (2180, 98000), (2240, 95375), (2450, 87200), (2500, 85456), (2725, 78400), (2800, 76300), (3052, 70000), (3136, 68125), (3488, 61250), (3500, 61040), (3815, 56000), (3920, 54500), (4000, 53410), (4360, 49000), (4375, 48832), (4900, 43600), (5000, 42728), (5341, 40000), (5450, 39200), (5600, 38150), (6104, 35000), (6125, 34880), (6976, 30625), (7000, 30520), (7630, 28000), (7840, 27250), (8000, 26705), (8720, 24500), (8750, 24416), (9800, 21800), (10000, 21364), (10682, 20000), (10900, 19600), (11200, 19075), (12208, 17500), (12250, 17440), (13625, 15680), (14000, 15260)]