128079720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{355777}}^1$

素因数の和:355794

約数の個数: 48

約数和(自身を含む): 416260260

約数和(自身を除く): 288180540

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, 355777, 711554, 1067331, 1423108, 1778885, 2134662, 2846216, 3201993, 3557770, 4269324, 5336655, 6403986, 7115540, 8538648, 10673310, 12807972, 14231080, 16009965, 21346620, 25615944, 32019930, 42693240, 64039860, 128079720]

約数ペア:

[(1, 128079720), (2, 64039860), (3, 42693240), (4, 32019930), (5, 25615944), (6, 21346620), (8, 16009965), (9, 14231080), (10, 12807972), (12, 10673310), (15, 8538648), (18, 7115540), (20, 6403986), (24, 5336655), (30, 4269324), (36, 3557770), (40, 3201993), (45, 2846216), (60, 2134662), (72, 1778885), (90, 1423108), (120, 1067331), (180, 711554), (360, 355777)]