159667480

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{81463}}^1$

素因数の和:81488

約数の個数: 48

約数和(自身を含む): 417910320

約数和(自身を除く): 258242840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 81463, 162926, 325852, 407315, 570241, 651704, 814630, 1140482, 1629260, 2280964, 2851205, 3258520, 3991687, 4561928, 5702410, 7983374, 11404820, 15966748, 19958435, 22809640, 31933496, 39916870, 79833740, 159667480]

約数ペア:

[(1, 159667480), (2, 79833740), (4, 39916870), (5, 31933496), (7, 22809640), (8, 19958435), (10, 15966748), (14, 11404820), (20, 7983374), (28, 5702410), (35, 4561928), (40, 3991687), (49, 3258520), (56, 2851205), (70, 2280964), (98, 1629260), (140, 1140482), (196, 814630), (245, 651704), (280, 570241), (392, 407315), (490, 325852), (980, 162926), (1960, 81463)]