66781560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{556513}}^1$

素因数の和:556527

約数の個数: 32

約数和(自身を含む): 200345040

約数和(自身を除く): 133563480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 556513, 1113026, 1669539, 2226052, 2782565, 3339078, 4452104, 5565130, 6678156, 8347695, 11130260, 13356312, 16695390, 22260520, 33390780, 66781560]

約数ペア:

[(1, 66781560), (2, 33390780), (3, 22260520), (4, 16695390), (5, 13356312), (6, 11130260), (8, 8347695), (10, 6678156), (12, 5565130), (15, 4452104), (20, 3339078), (24, 2782565), (30, 2226052), (40, 1669539), (60, 1113026), (120, 556513)]