180193155

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{12739}}^1$

素因数の和:12811

約数の個数: 32

約数和(自身を含む): 308206080

約数和(自身を除く): 128012925

約数列:

[1, 3, 5, 15, 23, 41, 69, 115, 123, 205, 345, 615, 943, 2829, 4715, 12739, 14145, 38217, 63695, 191085, 292997, 522299, 878991, 1464985, 1566897, 2611495, 4394955, 7834485, 12012877, 36038631, 60064385, 180193155]

約数ペア:

[(1, 180193155), (3, 60064385), (5, 36038631), (15, 12012877), (23, 7834485), (41, 4394955), (69, 2611495), (115, 1566897), (123, 1464985), (205, 878991), (345, 522299), (615, 292997), (943, 191085), (2829, 63695), (4715, 38217), (12739, 14145)]