129440880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{179779}}^1$

素因数の和:179798

約数の個数: 60

約数和(自身を含む): 434708040

約数和(自身を除く): 305267160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 179779, 359558, 539337, 719116, 898895, 1078674, 1438232, 1618011, 1797790, 2157348, 2696685, 2876464, 3236022, 3595580, 4314696, 5393370, 6472044, 7191160, 8090055, 8629392, 10786740, 12944088, 14382320, 16180110, 21573480, 25888176, 32360220, 43146960, 64720440, 129440880]

約数ペア:

[(1, 129440880), (2, 64720440), (3, 43146960), (4, 32360220), (5, 25888176), (6, 21573480), (8, 16180110), (9, 14382320), (10, 12944088), (12, 10786740), (15, 8629392), (16, 8090055), (18, 7191160), (20, 6472044), (24, 5393370), (30, 4314696), (36, 3595580), (40, 3236022), (45, 2876464), (48, 2696685), (60, 2157348), (72, 1797790), (80, 1618011), (90, 1438232), (120, 1078674), (144, 898895), (180, 719116), (240, 539337), (360, 359558), (720, 179779)]