1991372280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1823}}^1\times {\mathrm{9103}}^1$

素因数の和:10940

約数の個数: 64

約数和(自身を含む): 5978050560

約数和(自身を除く): 3986678280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1823, 3646, 5469, 7292, 9103, 9115, 10938, 14584, 18206, 18230, 21876, 27309, 27345, 36412, 36460, 43752, 45515, 54618, 54690, 72824, 72920, 91030, 109236, 109380, 136545, 182060, 218472, 218760, 273090, 364120, 546180, 1092360, 16594769, 33189538, 49784307, 66379076, 82973845, 99568614, 132758152, 165947690, 199137228, 248921535, 331895380, 398274456, 497843070, 663790760, 995686140, 1991372280]

約数ペア:

[(1, 1991372280), (2, 995686140), (3, 663790760), (4, 497843070), (5, 398274456), (6, 331895380), (8, 248921535), (10, 199137228), (12, 165947690), (15, 132758152), (20, 99568614), (24, 82973845), (30, 66379076), (40, 49784307), (60, 33189538), (120, 16594769), (1823, 1092360), (3646, 546180), (5469, 364120), (7292, 273090), (9103, 218760), (9115, 218472), (10938, 182060), (14584, 136545), (18206, 109380), (18230, 109236), (21876, 91030), (27309, 72920), (27345, 72824), (36412, 54690), (36460, 54618), (43752, 45515)]