140621080

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{353}}^1\times {\mathrm{433}}^1$

素因数の和:820

約数の個数: 64

約数和(自身を含む): 331853760

約数和(自身を除く): 191232680

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 353, 433, 460, 706, 866, 920, 1412, 1732, 1765, 2165, 2824, 3464, 3530, 4330, 7060, 8119, 8660, 9959, 14120, 16238, 17320, 19918, 32476, 39836, 40595, 49795, 64952, 79672, 81190, 99590, 152849, 162380, 199180, 305698, 324760, 398360, 611396, 764245, 1222792, 1528490, 3056980, 3515527, 6113960, 7031054, 14062108, 17577635, 28124216, 35155270, 70310540, 140621080]

約数ペア:

[(1, 140621080), (2, 70310540), (4, 35155270), (5, 28124216), (8, 17577635), (10, 14062108), (20, 7031054), (23, 6113960), (40, 3515527), (46, 3056980), (92, 1528490), (115, 1222792), (184, 764245), (230, 611396), (353, 398360), (433, 324760), (460, 305698), (706, 199180), (866, 162380), (920, 152849), (1412, 99590), (1732, 81190), (1765, 79672), (2165, 64952), (2824, 49795), (3464, 40595), (3530, 39836), (4330, 32476), (7060, 19918), (8119, 17320), (8660, 16238), (9959, 14120)]