72211980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1203533}}^1$

素因数の和:1203545

約数の個数: 24

約数和(自身を含む): 202193712

約数和(自身を除く): 129981732

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1203533, 2407066, 3610599, 4814132, 6017665, 7221198, 12035330, 14442396, 18052995, 24070660, 36105990, 72211980]

約数ペア:

[(1, 72211980), (2, 36105990), (3, 24070660), (4, 18052995), (5, 14442396), (6, 12035330), (10, 7221198), (12, 6017665), (15, 4814132), (20, 3610599), (30, 2407066), (60, 1203533)]