90819720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{252277}}^1$

素因数の和:252294

約数の個数: 48

約数和(自身を含む): 295165260

約数和(自身を除く): 204345540

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, 252277, 504554, 756831, 1009108, 1261385, 1513662, 2018216, 2270493, 2522770, 3027324, 3784155, 4540986, 5045540, 6054648, 7568310, 9081972, 10091080, 11352465, 15136620, 18163944, 22704930, 30273240, 45409860, 90819720]

約数ペア:

[(1, 90819720), (2, 45409860), (3, 30273240), (4, 22704930), (5, 18163944), (6, 15136620), (8, 11352465), (9, 10091080), (10, 9081972), (12, 7568310), (15, 6054648), (18, 5045540), (20, 4540986), (24, 3784155), (30, 3027324), (36, 2522770), (40, 2270493), (45, 2018216), (60, 1513662), (72, 1261385), (90, 1009108), (120, 756831), (180, 504554), (360, 252277)]