71746380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{398591}}^1$

素因数の和:398606

約数の個数: 36

約数和(自身を含む): 217631232

約数和(自身を除く): 145884852

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 398591, 797182, 1195773, 1594364, 1992955, 2391546, 3587319, 3985910, 4783092, 5978865, 7174638, 7971820, 11957730, 14349276, 17936595, 23915460, 35873190, 71746380]

約数ペア:

[(1, 71746380), (2, 35873190), (3, 23915460), (4, 17936595), (5, 14349276), (6, 11957730), (9, 7971820), (10, 7174638), (12, 5978865), (15, 4783092), (18, 3985910), (20, 3587319), (30, 2391546), (36, 1992955), (45, 1594364), (60, 1195773), (90, 797182), (180, 398591)]