206713620

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{127601}}^1$

素因数の和:127622

約数の個数: 60

約数和(自身を含む): 648473364

約数和(自身を除く): 441759744

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 127601, 255202, 382803, 510404, 638005, 765606, 1148409, 1276010, 1531212, 1914015, 2296818, 2552020, 3445227, 3828030, 4593636, 5742045, 6890454, 7656060, 10335681, 11484090, 13780908, 17226135, 20671362, 22968180, 34452270, 41342724, 51678405, 68904540, 103356810, 206713620]

約数ペア:

[(1, 206713620), (2, 103356810), (3, 68904540), (4, 51678405), (5, 41342724), (6, 34452270), (9, 22968180), (10, 20671362), (12, 17226135), (15, 13780908), (18, 11484090), (20, 10335681), (27, 7656060), (30, 6890454), (36, 5742045), (45, 4593636), (54, 3828030), (60, 3445227), (81, 2552020), (90, 2296818), (108, 1914015), (135, 1531212), (162, 1276010), (180, 1148409), (270, 765606), (324, 638005), (405, 510404), (540, 382803), (810, 255202), (1620, 127601)]