31118760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{86441}}^1$

素因数の和:86458

約数の個数: 48

約数和(自身を含む): 101137140

約数和(自身を除く): 70018380

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, 86441, 172882, 259323, 345764, 432205, 518646, 691528, 777969, 864410, 1037292, 1296615, 1555938, 1728820, 2074584, 2593230, 3111876, 3457640, 3889845, 5186460, 6223752, 7779690, 10372920, 15559380, 31118760]

約数ペア:

[(1, 31118760), (2, 15559380), (3, 10372920), (4, 7779690), (5, 6223752), (6, 5186460), (8, 3889845), (9, 3457640), (10, 3111876), (12, 2593230), (15, 2074584), (18, 1728820), (20, 1555938), (24, 1296615), (30, 1037292), (36, 864410), (40, 777969), (45, 691528), (60, 518646), (72, 432205), (90, 345764), (120, 259323), (180, 172882), (360, 86441)]