3157000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1$

素因数の和:80

約数の個数: 128

約数和(自身を含む): 9434880

約数和(自身を除く): 6277880

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 25, 28, 35, 40, 41, 44, 50, 55, 56, 70, 77, 82, 88, 100, 110, 125, 140, 154, 164, 175, 200, 205, 220, 250, 275, 280, 287, 308, 328, 350, 385, 410, 440, 451, 500, 550, 574, 616, 700, 770, 820, 875, 902, 1000, 1025, 1100, 1148, 1375, 1400, 1435, 1540, 1640, 1750, 1804, 1925, 2050, 2200, 2255, 2296, 2750, 2870, 3080, 3157, 3500, 3608, 3850, 4100, 4510, 5125, 5500, 5740, 6314, 7000, 7175, 7700, 8200, 9020, 9625, 10250, 11000, 11275, 11480, 12628, 14350, 15400, 15785, 18040, 19250, 20500, 22550, 25256, 28700, 31570, 35875, 38500, 41000, 45100, 56375, 57400, 63140, 71750, 77000, 78925, 90200, 112750, 126280, 143500, 157850, 225500, 287000, 315700, 394625, 451000, 631400, 789250, 1578500, 3157000]

約数ペア:

[(1, 3157000), (2, 1578500), (4, 789250), (5, 631400), (7, 451000), (8, 394625), (10, 315700), (11, 287000), (14, 225500), (20, 157850), (22, 143500), (25, 126280), (28, 112750), (35, 90200), (40, 78925), (41, 77000), (44, 71750), (50, 63140), (55, 57400), (56, 56375), (70, 45100), (77, 41000), (82, 38500), (88, 35875), (100, 31570), (110, 28700), (125, 25256), (140, 22550), (154, 20500), (164, 19250), (175, 18040), (200, 15785), (205, 15400), (220, 14350), (250, 12628), (275, 11480), (280, 11275), (287, 11000), (308, 10250), (328, 9625), (350, 9020), (385, 8200), (410, 7700), (440, 7175), (451, 7000), (500, 6314), (550, 5740), (574, 5500), (616, 5125), (700, 4510), (770, 4100), (820, 3850), (875, 3608), (902, 3500), (1000, 3157), (1025, 3080), (1100, 2870), (1148, 2750), (1375, 2296), (1400, 2255), (1435, 2200), (1540, 2050), (1640, 1925), (1750, 1804)]