689580

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{1277}}^1$

素因数の和:1295

約数の個数: 48

約数和(自身を含む): 2147040

約数和(自身を除く): 1457460

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, 1277, 2554, 3831, 5108, 6385, 7662, 11493, 12770, 15324, 19155, 22986, 25540, 34479, 38310, 45972, 57465, 68958, 76620, 114930, 137916, 172395, 229860, 344790, 689580]

約数ペア:

[(1, 689580), (2, 344790), (3, 229860), (4, 172395), (5, 137916), (6, 114930), (9, 76620), (10, 68958), (12, 57465), (15, 45972), (18, 38310), (20, 34479), (27, 25540), (30, 22986), (36, 19155), (45, 15324), (54, 12770), (60, 11493), (90, 7662), (108, 6385), (135, 5108), (180, 3831), (270, 2554), (540, 1277)]