30120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{251}}^1$

素因数の和:265

約数の個数: 32

約数和(自身を含む): 90720

約数和(自身を除く): 60600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 251, 502, 753, 1004, 1255, 1506, 2008, 2510, 3012, 3765, 5020, 6024, 7530, 10040, 15060, 30120]

約数ペア:

[(1, 30120), (2, 15060), (3, 10040), (4, 7530), (5, 6024), (6, 5020), (8, 3765), (10, 3012), (12, 2510), (15, 2008), (20, 1506), (24, 1255), (30, 1004), (40, 753), (60, 502), (120, 251)]