178140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2969}}^1$

素因数の和:2981

約数の個数: 24

約数和(自身を含む): 498960

約数和(自身を除く): 320820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2969, 5938, 8907, 11876, 14845, 17814, 29690, 35628, 44535, 59380, 89070, 178140]

約数ペア:

[(1, 178140), (2, 89070), (3, 59380), (4, 44535), (5, 35628), (6, 29690), (10, 17814), (12, 14845), (15, 11876), (20, 8907), (30, 5938), (60, 2969)]