42505020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{78713}}^1$

素因数の和:78731

約数の個数: 48

約数和(自身を含む): 132239520

約数和(自身を除く): 89734500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 78713, 157426, 236139, 314852, 393565, 472278, 708417, 787130, 944556, 1180695, 1416834, 1574260, 2125251, 2361390, 2833668, 3542085, 4250502, 4722780, 7084170, 8501004, 10626255, 14168340, 21252510, 42505020]

約数ペア:

[(1, 42505020), (2, 21252510), (3, 14168340), (4, 10626255), (5, 8501004), (6, 7084170), (9, 4722780), (10, 4250502), (12, 3542085), (15, 2833668), (18, 2361390), (20, 2125251), (27, 1574260), (30, 1416834), (36, 1180695), (45, 944556), (54, 787130), (60, 708417), (90, 472278), (108, 393565), (135, 314852), (180, 236139), (270, 157426), (540, 78713)]