28263240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{78509}}^1$

素因数の和:78526

約数の個数: 48

約数和(自身を含む): 91856700

約数和(自身を除く): 63593460

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 78509, 157018, 235527, 314036, 392545, 471054, 628072, 706581, 785090, 942108, 1177635, 1413162, 1570180, 1884216, 2355270, 2826324, 3140360, 3532905, 4710540, 5652648, 7065810, 9421080, 14131620, 28263240]

約数ペア:

[(1, 28263240), (2, 14131620), (3, 9421080), (4, 7065810), (5, 5652648), (6, 4710540), (8, 3532905), (9, 3140360), (10, 2826324), (12, 2355270), (15, 1884216), (18, 1570180), (20, 1413162), (24, 1177635), (30, 942108), (36, 785090), (40, 706581), (45, 628072), (60, 471054), (72, 392545), (90, 314036), (120, 235527), (180, 157018), (360, 78509)]