9819720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{27277}}^1$

素因数の和:27294

約数の個数: 48

約数和(自身を含む): 31915260

約数和(自身を除く): 22095540

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 27277, 54554, 81831, 109108, 136385, 163662, 218216, 245493, 272770, 327324, 409155, 490986, 545540, 654648, 818310, 981972, 1091080, 1227465, 1636620, 1963944, 2454930, 3273240, 4909860, 9819720]

約数ペア:

[(1, 9819720), (2, 4909860), (3, 3273240), (4, 2454930), (5, 1963944), (6, 1636620), (8, 1227465), (9, 1091080), (10, 981972), (12, 818310), (15, 654648), (18, 545540), (20, 490986), (24, 409155), (30, 327324), (36, 272770), (40, 245493), (45, 218216), (60, 163662), (72, 136385), (90, 109108), (120, 81831), (180, 54554), (360, 27277)]