78123080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{4729}}^1$

素因数の和:4806

約数の個数: 64

約数和(自身を含む): 204336000

約数和(自身を除く): 126212920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 59, 70, 118, 140, 236, 280, 295, 413, 472, 590, 826, 1180, 1652, 2065, 2360, 3304, 4130, 4729, 8260, 9458, 16520, 18916, 23645, 33103, 37832, 47290, 66206, 94580, 132412, 165515, 189160, 264824, 279011, 331030, 558022, 662060, 1116044, 1324120, 1395055, 1953077, 2232088, 2790110, 3906154, 5580220, 7812308, 9765385, 11160440, 15624616, 19530770, 39061540, 78123080]

約数ペア:

[(1, 78123080), (2, 39061540), (4, 19530770), (5, 15624616), (7, 11160440), (8, 9765385), (10, 7812308), (14, 5580220), (20, 3906154), (28, 2790110), (35, 2232088), (40, 1953077), (56, 1395055), (59, 1324120), (70, 1116044), (118, 662060), (140, 558022), (236, 331030), (280, 279011), (295, 264824), (413, 189160), (472, 165515), (590, 132412), (826, 94580), (1180, 66206), (1652, 47290), (2065, 37832), (2360, 33103), (3304, 23645), (4130, 18916), (4729, 16520), (8260, 9458)]