66880680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{557339}}^1$

素因数の和:557353

約数の個数: 32

約数和(自身を含む): 200642400

約数和(自身を除く): 133761720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 557339, 1114678, 1672017, 2229356, 2786695, 3344034, 4458712, 5573390, 6688068, 8360085, 11146780, 13376136, 16720170, 22293560, 33440340, 66880680]

約数ペア:

[(1, 66880680), (2, 33440340), (3, 22293560), (4, 16720170), (5, 13376136), (6, 11146780), (8, 8360085), (10, 6688068), (12, 5573390), (15, 4458712), (20, 3344034), (24, 2786695), (30, 2229356), (40, 1672017), (60, 1114678), (120, 557339)]