80470440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{223529}}^1$

素因数の和:223546

約数の個数: 48

約数和(自身を含む): 261530100

約数和(自身を除く): 181059660

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, 223529, 447058, 670587, 894116, 1117645, 1341174, 1788232, 2011761, 2235290, 2682348, 3352935, 4023522, 4470580, 5364696, 6705870, 8047044, 8941160, 10058805, 13411740, 16094088, 20117610, 26823480, 40235220, 80470440]

約数ペア:

[(1, 80470440), (2, 40235220), (3, 26823480), (4, 20117610), (5, 16094088), (6, 13411740), (8, 10058805), (9, 8941160), (10, 8047044), (12, 6705870), (15, 5364696), (18, 4470580), (20, 4023522), (24, 3352935), (30, 2682348), (36, 2235290), (40, 2011761), (45, 1788232), (60, 1341174), (72, 1117645), (90, 894116), (120, 670587), (180, 447058), (360, 223529)]