208440

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{193}}^1$

素因数の和:213

約数の個数: 64

約数和(自身を含む): 698400

約数和(自身を除く): 489960

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, 193, 216, 270, 360, 386, 540, 579, 772, 965, 1080, 1158, 1544, 1737, 1930, 2316, 2895, 3474, 3860, 4632, 5211, 5790, 6948, 7720, 8685, 10422, 11580, 13896, 17370, 20844, 23160, 26055, 34740, 41688, 52110, 69480, 104220, 208440]

約数ペア:

[(1, 208440), (2, 104220), (3, 69480), (4, 52110), (5, 41688), (6, 34740), (8, 26055), (9, 23160), (10, 20844), (12, 17370), (15, 13896), (18, 11580), (20, 10422), (24, 8685), (27, 7720), (30, 6948), (36, 5790), (40, 5211), (45, 4632), (54, 3860), (60, 3474), (72, 2895), (90, 2316), (108, 1930), (120, 1737), (135, 1544), (180, 1158), (193, 1080), (216, 965), (270, 772), (360, 579), (386, 540)]