9991620

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{18503}}^1$

素因数の和:18521

約数の個数: 48

約数和(自身を含む): 31086720

約数和(自身を除く): 21095100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 18503, 37006, 55509, 74012, 92515, 111018, 166527, 185030, 222036, 277545, 333054, 370060, 499581, 555090, 666108, 832635, 999162, 1110180, 1665270, 1998324, 2497905, 3330540, 4995810, 9991620]

約数ペア:

[(1, 9991620), (2, 4995810), (3, 3330540), (4, 2497905), (5, 1998324), (6, 1665270), (9, 1110180), (10, 999162), (12, 832635), (15, 666108), (18, 555090), (20, 499581), (27, 370060), (30, 333054), (36, 277545), (45, 222036), (54, 185030), (60, 166527), (90, 111018), (108, 92515), (135, 74012), (180, 55509), (270, 37006), (540, 18503)]