87790680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{243863}}^1$

素因数の和:243880

約数の個数: 48

約数和(自身を含む): 285320880

約数和(自身を除く): 197530200

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, 243863, 487726, 731589, 975452, 1219315, 1463178, 1950904, 2194767, 2438630, 2926356, 3657945, 4389534, 4877260, 5852712, 7315890, 8779068, 9754520, 10973835, 14631780, 17558136, 21947670, 29263560, 43895340, 87790680]

約数ペア:

[(1, 87790680), (2, 43895340), (3, 29263560), (4, 21947670), (5, 17558136), (6, 14631780), (8, 10973835), (9, 9754520), (10, 8779068), (12, 7315890), (15, 5852712), (18, 4877260), (20, 4389534), (24, 3657945), (30, 2926356), (36, 2438630), (40, 2194767), (45, 1950904), (60, 1463178), (72, 1219315), (90, 975452), (120, 731589), (180, 487726), (360, 243863)]