68751990

素因数分解:

$2^1\times 3^6\times 5^1\times {\mathrm{9431}}^1$

素因数の和:9456

約数の個数: 56

約数和(自身を含む): 185565168

約数和(自身を除く): 116813178

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 243, 270, 405, 486, 729, 810, 1215, 1458, 2430, 3645, 7290, 9431, 18862, 28293, 47155, 56586, 84879, 94310, 141465, 169758, 254637, 282930, 424395, 509274, 763911, 848790, 1273185, 1527822, 2291733, 2546370, 3819555, 4583466, 6875199, 7639110, 11458665, 13750398, 22917330, 34375995, 68751990]

約数ペア:

[(1, 68751990), (2, 34375995), (3, 22917330), (5, 13750398), (6, 11458665), (9, 7639110), (10, 6875199), (15, 4583466), (18, 3819555), (27, 2546370), (30, 2291733), (45, 1527822), (54, 1273185), (81, 848790), (90, 763911), (135, 509274), (162, 424395), (243, 282930), (270, 254637), (405, 169758), (486, 141465), (729, 94310), (810, 84879), (1215, 56586), (1458, 47155), (2430, 28293), (3645, 18862), (7290, 9431)]