144419720

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{76819}}^1$

素因数の和:76877

約数の個数: 32

約数和(自身を含む): 331862400

約数和(自身を除く): 187442680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 76819, 153638, 307276, 384095, 614552, 768190, 1536380, 3072760, 3610493, 7220986, 14441972, 18052465, 28883944, 36104930, 72209860, 144419720]

約数ペア:

[(1, 144419720), (2, 72209860), (4, 36104930), (5, 28883944), (8, 18052465), (10, 14441972), (20, 7220986), (40, 3610493), (47, 3072760), (94, 1536380), (188, 768190), (235, 614552), (376, 384095), (470, 307276), (940, 153638), (1880, 76819)]