212874804

素因数分解:

$2^2\times 3^5\times {\mathrm{389}}^1\times {\mathrm{563}}^1$

素因数の和:971

約数の個数: 72

約数和(自身を含む): 560458080

約数和(自身を除く): 347583276

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 389, 486, 563, 778, 972, 1126, 1167, 1556, 1689, 2252, 2334, 3378, 3501, 4668, 5067, 6756, 7002, 10134, 10503, 14004, 15201, 20268, 21006, 30402, 31509, 42012, 45603, 60804, 63018, 91206, 94527, 126036, 136809, 182412, 189054, 219007, 273618, 378108, 438014, 547236, 657021, 876028, 1314042, 1971063, 2628084, 3942126, 5913189, 7884252, 11826378, 17739567, 23652756, 35479134, 53218701, 70958268, 106437402, 212874804]

約数ペア:

[(1, 212874804), (2, 106437402), (3, 70958268), (4, 53218701), (6, 35479134), (9, 23652756), (12, 17739567), (18, 11826378), (27, 7884252), (36, 5913189), (54, 3942126), (81, 2628084), (108, 1971063), (162, 1314042), (243, 876028), (324, 657021), (389, 547236), (486, 438014), (563, 378108), (778, 273618), (972, 219007), (1126, 189054), (1167, 182412), (1556, 136809), (1689, 126036), (2252, 94527), (2334, 91206), (3378, 63018), (3501, 60804), (4668, 45603), (5067, 42012), (6756, 31509), (7002, 30402), (10134, 21006), (10503, 20268), (14004, 15201)]