81444270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{19531}}^1$

素因数の和:19680

約数の個数: 32

約数和(自身を含む): 196882560

約数和(自身を除く): 115438290

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 139, 278, 417, 695, 834, 1390, 2085, 4170, 19531, 39062, 58593, 97655, 117186, 195310, 292965, 585930, 2714809, 5429618, 8144427, 13574045, 16288854, 27148090, 40722135, 81444270]

約数ペア:

[(1, 81444270), (2, 40722135), (3, 27148090), (5, 16288854), (6, 13574045), (10, 8144427), (15, 5429618), (30, 2714809), (139, 585930), (278, 292965), (417, 195310), (695, 117186), (834, 97655), (1390, 58593), (2085, 39062), (4170, 19531)]