161556660

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{299179}}^1$

素因数の和:299197

約数の個数: 48

約数和(自身を含む): 502622400

約数和(自身を除く): 341065740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 299179, 598358, 897537, 1196716, 1495895, 1795074, 2692611, 2991790, 3590148, 4487685, 5385222, 5983580, 8077833, 8975370, 10770444, 13463055, 16155666, 17950740, 26926110, 32311332, 40389165, 53852220, 80778330, 161556660]

約数ペア:

[(1, 161556660), (2, 80778330), (3, 53852220), (4, 40389165), (5, 32311332), (6, 26926110), (9, 17950740), (10, 16155666), (12, 13463055), (15, 10770444), (18, 8975370), (20, 8077833), (27, 5983580), (30, 5385222), (36, 4487685), (45, 3590148), (54, 2991790), (60, 2692611), (90, 1795074), (108, 1495895), (135, 1196716), (180, 897537), (270, 598358), (540, 299179)]