18155880

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{16811}}^1$

素因数の和:16831

約数の個数: 64

約数和(自身を含む): 60523200

約数和(自身を除く): 42367320

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, 16811, 33622, 50433, 67244, 84055, 100866, 134488, 151299, 168110, 201732, 252165, 302598, 336220, 403464, 453897, 504330, 605196, 672440, 756495, 907794, 1008660, 1210392, 1512990, 1815588, 2017320, 2269485, 3025980, 3631176, 4538970, 6051960, 9077940, 18155880]

約数ペア:

[(1, 18155880), (2, 9077940), (3, 6051960), (4, 4538970), (5, 3631176), (6, 3025980), (8, 2269485), (9, 2017320), (10, 1815588), (12, 1512990), (15, 1210392), (18, 1008660), (20, 907794), (24, 756495), (27, 672440), (30, 605196), (36, 504330), (40, 453897), (45, 403464), (54, 336220), (60, 302598), (72, 252165), (90, 201732), (108, 168110), (120, 151299), (135, 134488), (180, 100866), (216, 84055), (270, 67244), (360, 50433), (540, 33622), (1080, 16811)]