212711580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1181731}}^1$

素因数の和:1181746

約数の個数: 36

約数和(自身を含む): 645225672

約数和(自身を除く): 432514092

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1181731, 2363462, 3545193, 4726924, 5908655, 7090386, 10635579, 11817310, 14180772, 17725965, 21271158, 23634620, 35451930, 42542316, 53177895, 70903860, 106355790, 212711580]

約数ペア:

[(1, 212711580), (2, 106355790), (3, 70903860), (4, 53177895), (5, 42542316), (6, 35451930), (9, 23634620), (10, 21271158), (12, 17725965), (15, 14180772), (18, 11817310), (20, 10635579), (30, 7090386), (36, 5908655), (45, 4726924), (60, 3545193), (90, 2363462), (180, 1181731)]