81420030

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{904667}}^1$

素因数の和:904680

約数の個数: 24

約数和(自身を含む): 211692312

約数和(自身を除く): 130272282

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 904667, 1809334, 2714001, 4523335, 5428002, 8142003, 9046670, 13570005, 16284006, 27140010, 40710015, 81420030]

約数ペア:

[(1, 81420030), (2, 40710015), (3, 27140010), (5, 16284006), (6, 13570005), (9, 9046670), (10, 8142003), (15, 5428002), (18, 4523335), (30, 2714001), (45, 1809334), (90, 904667)]