315364000

素因数分解:

$2^5\times 5^3\times 7^2\times {\mathrm{1609}}^1$

素因数の和:1648

約数の個数: 144

約数和(自身を含む): 901915560

約数和(自身を除く): 586551560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 125, 140, 160, 175, 196, 200, 224, 245, 250, 280, 350, 392, 400, 490, 500, 560, 700, 784, 800, 875, 980, 1000, 1120, 1225, 1400, 1568, 1609, 1750, 1960, 2000, 2450, 2800, 3218, 3500, 3920, 4000, 4900, 5600, 6125, 6436, 7000, 7840, 8045, 9800, 11263, 12250, 12872, 14000, 16090, 19600, 22526, 24500, 25744, 28000, 32180, 39200, 40225, 45052, 49000, 51488, 56315, 64360, 78841, 80450, 90104, 98000, 112630, 128720, 157682, 160900, 180208, 196000, 201125, 225260, 257440, 281575, 315364, 321800, 360416, 394205, 402250, 450520, 563150, 630728, 643600, 788410, 804500, 901040, 1126300, 1261456, 1287200, 1407875, 1576820, 1609000, 1802080, 1971025, 2252600, 2522912, 2815750, 3153640, 3218000, 3942050, 4505200, 5631500, 6307280, 6436000, 7884100, 9010400, 9855125, 11263000, 12614560, 15768200, 19710250, 22526000, 31536400, 39420500, 45052000, 63072800, 78841000, 157682000, 315364000]

約数ペア:

[(1, 315364000), (2, 157682000), (4, 78841000), (5, 63072800), (7, 45052000), (8, 39420500), (10, 31536400), (14, 22526000), (16, 19710250), (20, 15768200), (25, 12614560), (28, 11263000), (32, 9855125), (35, 9010400), (40, 7884100), (49, 6436000), (50, 6307280), (56, 5631500), (70, 4505200), (80, 3942050), (98, 3218000), (100, 3153640), (112, 2815750), (125, 2522912), (140, 2252600), (160, 1971025), (175, 1802080), (196, 1609000), (200, 1576820), (224, 1407875), (245, 1287200), (250, 1261456), (280, 1126300), (350, 901040), (392, 804500), (400, 788410), (490, 643600), (500, 630728), (560, 563150), (700, 450520), (784, 402250), (800, 394205), (875, 360416), (980, 321800), (1000, 315364), (1120, 281575), (1225, 257440), (1400, 225260), (1568, 201125), (1609, 196000), (1750, 180208), (1960, 160900), (2000, 157682), (2450, 128720), (2800, 112630), (3218, 98000), (3500, 90104), (3920, 80450), (4000, 78841), (4900, 64360), (5600, 56315), (6125, 51488), (6436, 49000), (7000, 45052), (7840, 40225), (8045, 39200), (9800, 32180), (11263, 28000), (12250, 25744), (12872, 24500), (14000, 22526), (16090, 19600)]