7961800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1$

素因数の和:92

約数の個数: 144

約数和(自身を含む): 23748480

約数和(自身を除く): 15786680

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 25, 28, 35, 40, 44, 47, 50, 55, 56, 70, 77, 88, 94, 100, 110, 121, 140, 154, 175, 188, 200, 220, 235, 242, 275, 280, 308, 329, 350, 376, 385, 440, 470, 484, 517, 550, 605, 616, 658, 700, 770, 847, 940, 968, 1034, 1100, 1175, 1210, 1316, 1400, 1540, 1645, 1694, 1880, 1925, 2068, 2200, 2350, 2420, 2585, 2632, 3025, 3080, 3290, 3388, 3619, 3850, 4136, 4235, 4700, 4840, 5170, 5687, 6050, 6580, 6776, 7238, 7700, 8225, 8470, 9400, 10340, 11374, 12100, 12925, 13160, 14476, 15400, 16450, 16940, 18095, 20680, 21175, 22748, 24200, 25850, 28435, 28952, 32900, 33880, 36190, 39809, 42350, 45496, 51700, 56870, 65800, 72380, 79618, 84700, 90475, 103400, 113740, 142175, 144760, 159236, 169400, 180950, 199045, 227480, 284350, 318472, 361900, 398090, 568700, 723800, 796180, 995225, 1137400, 1592360, 1990450, 3980900, 7961800]

約数ペア:

[(1, 7961800), (2, 3980900), (4, 1990450), (5, 1592360), (7, 1137400), (8, 995225), (10, 796180), (11, 723800), (14, 568700), (20, 398090), (22, 361900), (25, 318472), (28, 284350), (35, 227480), (40, 199045), (44, 180950), (47, 169400), (50, 159236), (55, 144760), (56, 142175), (70, 113740), (77, 103400), (88, 90475), (94, 84700), (100, 79618), (110, 72380), (121, 65800), (140, 56870), (154, 51700), (175, 45496), (188, 42350), (200, 39809), (220, 36190), (235, 33880), (242, 32900), (275, 28952), (280, 28435), (308, 25850), (329, 24200), (350, 22748), (376, 21175), (385, 20680), (440, 18095), (470, 16940), (484, 16450), (517, 15400), (550, 14476), (605, 13160), (616, 12925), (658, 12100), (700, 11374), (770, 10340), (847, 9400), (940, 8470), (968, 8225), (1034, 7700), (1100, 7238), (1175, 6776), (1210, 6580), (1316, 6050), (1400, 5687), (1540, 5170), (1645, 4840), (1694, 4700), (1880, 4235), (1925, 4136), (2068, 3850), (2200, 3619), (2350, 3388), (2420, 3290), (2585, 3080), (2632, 3025)]