77580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{431}}^1$

素因数の和:446

約数の個数: 36

約数和(自身を含む): 235872

約数和(自身を除く): 158292

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 431, 862, 1293, 1724, 2155, 2586, 3879, 4310, 5172, 6465, 7758, 8620, 12930, 15516, 19395, 25860, 38790, 77580]

約数ペア:

[(1, 77580), (2, 38790), (3, 25860), (4, 19395), (5, 15516), (6, 12930), (9, 8620), (10, 7758), (12, 6465), (15, 5172), (18, 4310), (20, 3879), (30, 2586), (36, 2155), (45, 1724), (60, 1293), (90, 862), (180, 431)]