51203760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{213349}}^1$

素因数の和:213365

約数の個数: 40

約数和(自身を含む): 158732400

約数和(自身を除く): 107528640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 213349, 426698, 640047, 853396, 1066745, 1280094, 1706792, 2133490, 2560188, 3200235, 3413584, 4266980, 5120376, 6400470, 8533960, 10240752, 12800940, 17067920, 25601880, 51203760]

約数ペア:

[(1, 51203760), (2, 25601880), (3, 17067920), (4, 12800940), (5, 10240752), (6, 8533960), (8, 6400470), (10, 5120376), (12, 4266980), (15, 3413584), (16, 3200235), (20, 2560188), (24, 2133490), (30, 1706792), (40, 1280094), (48, 1066745), (60, 853396), (80, 640047), (120, 426698), (240, 213349)]