380047478960

素因数分解:

$2^4\times 5^1\times {\mathrm{409}}^1\times {\mathrm{761}}^1\times {\mathrm{15263}}^1$

素因数の和:16446

約数の個数: 80

約数和(自身を含む): 886992871680

約数和(自身を除く): 506945392720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 409, 761, 818, 1522, 1636, 2045, 3044, 3272, 3805, 4090, 6088, 6544, 7610, 8180, 12176, 15220, 15263, 16360, 30440, 30526, 32720, 60880, 61052, 76315, 122104, 152630, 244208, 305260, 311249, 610520, 622498, 1221040, 1244996, 1556245, 2489992, 3112490, 4979984, 6224980, 6242567, 11615143, 12449960, 12485134, 23230286, 24899920, 24970268, 31212835, 46460572, 49940536, 58075715, 62425670, 92921144, 99881072, 116151430, 124851340, 185842288, 232302860, 249702680, 464605720, 499405360, 929211440, 4750593487, 9501186974, 19002373948, 23752967435, 38004747896, 47505934870, 76009495792, 95011869740, 190023739480, 380047478960]

約数ペア:

[(1, 380047478960), (2, 190023739480), (4, 95011869740), (5, 76009495792), (8, 47505934870), (10, 38004747896), (16, 23752967435), (20, 19002373948), (40, 9501186974), (80, 4750593487), (409, 929211440), (761, 499405360), (818, 464605720), (1522, 249702680), (1636, 232302860), (2045, 185842288), (3044, 124851340), (3272, 116151430), (3805, 99881072), (4090, 92921144), (6088, 62425670), (6544, 58075715), (7610, 49940536), (8180, 46460572), (12176, 31212835), (15220, 24970268), (15263, 24899920), (16360, 23230286), (30440, 12485134), (30526, 12449960), (32720, 11615143), (60880, 6242567), (61052, 6224980), (76315, 4979984), (122104, 3112490), (152630, 2489992), (244208, 1556245), (305260, 1244996), (311249, 1221040), (610520, 622498)]