389580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1$

素因数の和:206

約数の個数: 48

約数和(自身を含む): 1123584

約数和(自身を除く): 734004

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 151, 172, 215, 258, 302, 430, 453, 516, 604, 645, 755, 860, 906, 1290, 1510, 1812, 2265, 2580, 3020, 4530, 6493, 9060, 12986, 19479, 25972, 32465, 38958, 64930, 77916, 97395, 129860, 194790, 389580]

約数ペア:

[(1, 389580), (2, 194790), (3, 129860), (4, 97395), (5, 77916), (6, 64930), (10, 38958), (12, 32465), (15, 25972), (20, 19479), (30, 12986), (43, 9060), (60, 6493), (86, 4530), (129, 3020), (151, 2580), (172, 2265), (215, 1812), (258, 1510), (302, 1290), (430, 906), (453, 860), (516, 755), (604, 645)]