78397680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{326657}}^1$

素因数の和:326673

約数の個数: 40

約数和(自身を含む): 243033552

約数和(自身を除く): 164635872

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 326657, 653314, 979971, 1306628, 1633285, 1959942, 2613256, 3266570, 3919884, 4899855, 5226512, 6533140, 7839768, 9799710, 13066280, 15679536, 19599420, 26132560, 39198840, 78397680]

約数ペア:

[(1, 78397680), (2, 39198840), (3, 26132560), (4, 19599420), (5, 15679536), (6, 13066280), (8, 9799710), (10, 7839768), (12, 6533140), (15, 5226512), (16, 4899855), (20, 3919884), (24, 3266570), (30, 2613256), (40, 1959942), (48, 1633285), (60, 1306628), (80, 979971), (120, 653314), (240, 326657)]