28191960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{78311}}^1$

素因数の和:78328

約数の個数: 48

約数和(自身を含む): 91625040

約数和(自身を除く): 63433080

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, 78311, 156622, 234933, 313244, 391555, 469866, 626488, 704799, 783110, 939732, 1174665, 1409598, 1566220, 1879464, 2349330, 2819196, 3132440, 3523995, 4698660, 5638392, 7047990, 9397320, 14095980, 28191960]

約数ペア:

[(1, 28191960), (2, 14095980), (3, 9397320), (4, 7047990), (5, 5638392), (6, 4698660), (8, 3523995), (9, 3132440), (10, 2819196), (12, 2349330), (15, 1879464), (18, 1566220), (20, 1409598), (24, 1174665), (30, 939732), (36, 783110), (40, 704799), (45, 626488), (60, 469866), (72, 391555), (90, 313244), (120, 234933), (180, 156622), (360, 78311)]