80216280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{222823}}^1$

素因数の和:222840

約数の個数: 48

約数和(自身を含む): 260704080

約数和(自身を除く): 180487800

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, 222823, 445646, 668469, 891292, 1114115, 1336938, 1782584, 2005407, 2228230, 2673876, 3342345, 4010814, 4456460, 5347752, 6684690, 8021628, 8912920, 10027035, 13369380, 16043256, 20054070, 26738760, 40108140, 80216280]

約数ペア:

[(1, 80216280), (2, 40108140), (3, 26738760), (4, 20054070), (5, 16043256), (6, 13369380), (8, 10027035), (9, 8912920), (10, 8021628), (12, 6684690), (15, 5347752), (18, 4456460), (20, 4010814), (24, 3342345), (30, 2673876), (36, 2228230), (40, 2005407), (45, 1782584), (60, 1336938), (72, 1114115), (90, 891292), (120, 668469), (180, 445646), (360, 222823)]