31381080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{261509}}^1$

素因数の和:261523

約数の個数: 32

約数和(自身を含む): 94143600

約数和(自身を除く): 62762520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 261509, 523018, 784527, 1046036, 1307545, 1569054, 2092072, 2615090, 3138108, 3922635, 5230180, 6276216, 7845270, 10460360, 15690540, 31381080]

約数ペア:

[(1, 31381080), (2, 15690540), (3, 10460360), (4, 7845270), (5, 6276216), (6, 5230180), (8, 3922635), (10, 3138108), (12, 2615090), (15, 2092072), (20, 1569054), (24, 1307545), (30, 1046036), (40, 784527), (60, 523018), (120, 261509)]