20160986220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{27061}}^1\times {\mathrm{4139}}^1$

素因数の和:31215

約数の個数: 72

約数和(自身を含む): 61172027280

約数和(自身を除く): 41011041060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 4139, 8278, 12417, 16556, 20695, 24834, 27061, 37251, 41390, 49668, 54122, 62085, 74502, 81183, 82780, 108244, 124170, 135305, 149004, 162366, 186255, 243549, 248340, 270610, 324732, 372510, 405915, 487098, 541220, 745020, 811830, 974196, 1217745, 1623660, 2435490, 4870980, 112005479, 224010958, 336016437, 448021916, 560027395, 672032874, 1008049311, 1120054790, 1344065748, 1680082185, 2016098622, 2240109580, 3360164370, 4032197244, 5040246555, 6720328740, 10080493110, 20160986220]

約数ペア:

[(1, 20160986220), (2, 10080493110), (3, 6720328740), (4, 5040246555), (5, 4032197244), (6, 3360164370), (9, 2240109580), (10, 2016098622), (12, 1680082185), (15, 1344065748), (18, 1120054790), (20, 1008049311), (30, 672032874), (36, 560027395), (45, 448021916), (60, 336016437), (90, 224010958), (180, 112005479), (4139, 4870980), (8278, 2435490), (12417, 1623660), (16556, 1217745), (20695, 974196), (24834, 811830), (27061, 745020), (37251, 541220), (41390, 487098), (49668, 405915), (54122, 372510), (62085, 324732), (74502, 270610), (81183, 248340), (82780, 243549), (108244, 186255), (124170, 162366), (135305, 149004)]