79443420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{189151}}^1$

素因数の和:189170

約数の個数: 48

約数和(自身を含む): 254220288

約数和(自身を除く): 174776868

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 189151, 378302, 567453, 756604, 945755, 1134906, 1324057, 1891510, 2269812, 2648114, 2837265, 3783020, 3972171, 5296228, 5674530, 6620285, 7944342, 11349060, 13240570, 15888684, 19860855, 26481140, 39721710, 79443420]

約数ペア:

[(1, 79443420), (2, 39721710), (3, 26481140), (4, 19860855), (5, 15888684), (6, 13240570), (7, 11349060), (10, 7944342), (12, 6620285), (14, 5674530), (15, 5296228), (20, 3972171), (21, 3783020), (28, 2837265), (30, 2648114), (35, 2269812), (42, 1891510), (60, 1324057), (70, 1134906), (84, 945755), (105, 756604), (140, 567453), (210, 378302), (420, 189151)]