68655420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{381419}}^1$

素因数の和:381434

約数の個数: 36

約数和(自身を含む): 208255320

約数和(自身を除く): 139599900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 381419, 762838, 1144257, 1525676, 1907095, 2288514, 3432771, 3814190, 4577028, 5721285, 6865542, 7628380, 11442570, 13731084, 17163855, 22885140, 34327710, 68655420]

約数ペア:

[(1, 68655420), (2, 34327710), (3, 22885140), (4, 17163855), (5, 13731084), (6, 11442570), (9, 7628380), (10, 6865542), (12, 5721285), (15, 4577028), (18, 3814190), (20, 3432771), (30, 2288514), (36, 1907095), (45, 1525676), (60, 1144257), (90, 762838), (180, 381419)]