248796870

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{69691}}^1$

素因数の和:69725

約数の個数: 64

約数和(自身を含む): 722566656

約数和(自身を除く): 473769786

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 30, 34, 35, 42, 51, 70, 85, 102, 105, 119, 170, 210, 238, 255, 357, 510, 595, 714, 1190, 1785, 3570, 69691, 139382, 209073, 348455, 418146, 487837, 696910, 975674, 1045365, 1184747, 1463511, 2090730, 2369494, 2439185, 2927022, 3554241, 4878370, 5923735, 7108482, 7317555, 8293229, 11847470, 14635110, 16586458, 17771205, 24879687, 35542410, 41466145, 49759374, 82932290, 124398435, 248796870]

約数ペア:

[(1, 248796870), (2, 124398435), (3, 82932290), (5, 49759374), (6, 41466145), (7, 35542410), (10, 24879687), (14, 17771205), (15, 16586458), (17, 14635110), (21, 11847470), (30, 8293229), (34, 7317555), (35, 7108482), (42, 5923735), (51, 4878370), (70, 3554241), (85, 2927022), (102, 2439185), (105, 2369494), (119, 2090730), (170, 1463511), (210, 1184747), (238, 1045365), (255, 975674), (357, 696910), (510, 487837), (595, 418146), (714, 348455), (1190, 209073), (1785, 139382), (3570, 69691)]