161730945

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3709}}^1$

素因数の和:3759

約数の個数: 64

約数和(自身を含む): 320544000

約数和(自身を除く): 158813055

約数列:

[1, 3, 5, 9, 15, 17, 19, 27, 45, 51, 57, 85, 95, 135, 153, 171, 255, 285, 323, 459, 513, 765, 855, 969, 1615, 2295, 2565, 2907, 3709, 4845, 8721, 11127, 14535, 18545, 33381, 43605, 55635, 63053, 70471, 100143, 166905, 189159, 211413, 315265, 352355, 500715, 567477, 634239, 945795, 1057065, 1198007, 1702431, 1902717, 2837385, 3171195, 3594021, 5990035, 8512155, 9513585, 10782063, 17970105, 32346189, 53910315, 161730945]

約数ペア:

[(1, 161730945), (3, 53910315), (5, 32346189), (9, 17970105), (15, 10782063), (17, 9513585), (19, 8512155), (27, 5990035), (45, 3594021), (51, 3171195), (57, 2837385), (85, 1902717), (95, 1702431), (135, 1198007), (153, 1057065), (171, 945795), (255, 634239), (285, 567477), (323, 500715), (459, 352355), (513, 315265), (765, 211413), (855, 189159), (969, 166905), (1615, 100143), (2295, 70471), (2565, 63053), (2907, 55635), (3709, 43605), (4845, 33381), (8721, 18545), (11127, 14535)]