181557720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{168109}}^1$

素因数の和:168129

約数の個数: 64

約数和(自身を含む): 605196000

約数和(自身を除く): 423638280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 168109, 336218, 504327, 672436, 840545, 1008654, 1344872, 1512981, 1681090, 2017308, 2521635, 3025962, 3362180, 4034616, 4538943, 5043270, 6051924, 6724360, 7564905, 9077886, 10086540, 12103848, 15129810, 18155772, 20173080, 22694715, 30259620, 36311544, 45389430, 60519240, 90778860, 181557720]

約数ペア:

[(1, 181557720), (2, 90778860), (3, 60519240), (4, 45389430), (5, 36311544), (6, 30259620), (8, 22694715), (9, 20173080), (10, 18155772), (12, 15129810), (15, 12103848), (18, 10086540), (20, 9077886), (24, 7564905), (27, 6724360), (30, 6051924), (36, 5043270), (40, 4538943), (45, 4034616), (54, 3362180), (60, 3025962), (72, 2521635), (90, 2017308), (108, 1681090), (120, 1512981), (135, 1344872), (180, 1008654), (216, 840545), (270, 672436), (360, 504327), (540, 336218), (1080, 168109)]