56397780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{313321}}^1$

素因数の和:313336

約数の個数: 36

約数和(自身を含む): 171073812

約数和(自身を除く): 114676032

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 313321, 626642, 939963, 1253284, 1566605, 1879926, 2819889, 3133210, 3759852, 4699815, 5639778, 6266420, 9399630, 11279556, 14099445, 18799260, 28198890, 56397780]

約数ペア:

[(1, 56397780), (2, 28198890), (3, 18799260), (4, 14099445), (5, 11279556), (6, 9399630), (9, 6266420), (10, 5639778), (12, 4699815), (15, 3759852), (18, 3133210), (20, 2819889), (30, 1879926), (36, 1566605), (45, 1253284), (60, 939963), (90, 626642), (180, 313321)]