215577840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{898241}}^1$

素因数の和:898257

約数の個数: 40

約数和(自身を含む): 668292048

約数和(自身を除く): 452714208

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 898241, 1796482, 2694723, 3592964, 4491205, 5389446, 7185928, 8982410, 10778892, 13473615, 14371856, 17964820, 21557784, 26947230, 35929640, 43115568, 53894460, 71859280, 107788920, 215577840]

約数ペア:

[(1, 215577840), (2, 107788920), (3, 71859280), (4, 53894460), (5, 43115568), (6, 35929640), (8, 26947230), (10, 21557784), (12, 17964820), (15, 14371856), (16, 13473615), (20, 10778892), (24, 8982410), (30, 7185928), (40, 5389446), (48, 4491205), (60, 3592964), (80, 2694723), (120, 1796482), (240, 898241)]