131254740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{2203}}^1$

素因数の和:2549

約数の個数: 72

約数和(自身を含む): 399523488

約数和(自身を除く): 268268748

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 331, 662, 993, 1324, 1655, 1986, 2203, 2979, 3310, 3972, 4406, 4965, 5958, 6609, 6620, 8812, 9930, 11015, 11916, 13218, 14895, 19827, 19860, 22030, 26436, 29790, 33045, 39654, 44060, 59580, 66090, 79308, 99135, 132180, 198270, 396540, 729193, 1458386, 2187579, 2916772, 3645965, 4375158, 6562737, 7291930, 8750316, 10937895, 13125474, 14583860, 21875790, 26250948, 32813685, 43751580, 65627370, 131254740]

約数ペア:

[(1, 131254740), (2, 65627370), (3, 43751580), (4, 32813685), (5, 26250948), (6, 21875790), (9, 14583860), (10, 13125474), (12, 10937895), (15, 8750316), (18, 7291930), (20, 6562737), (30, 4375158), (36, 3645965), (45, 2916772), (60, 2187579), (90, 1458386), (180, 729193), (331, 396540), (662, 198270), (993, 132180), (1324, 99135), (1655, 79308), (1986, 66090), (2203, 59580), (2979, 44060), (3310, 39654), (3972, 33045), (4406, 29790), (4965, 26436), (5958, 22030), (6609, 19860), (6620, 19827), (8812, 14895), (9930, 13218), (11015, 11916)]