766927420

素因数分解:

$2^2\times 5^1\times 7^4\times {\mathrm{15971}}^1$

素因数の和:16008

約数の個数: 60

約数和(自身を含む): 1878978024

約数和(自身を除く): 1112050604

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 2401, 3430, 4802, 6860, 9604, 12005, 15971, 24010, 31942, 48020, 63884, 79855, 111797, 159710, 223594, 319420, 447188, 558985, 782579, 1117970, 1565158, 2235940, 3130316, 3912895, 5478053, 7825790, 10956106, 15651580, 21912212, 27390265, 38346371, 54780530, 76692742, 109561060, 153385484, 191731855, 383463710, 766927420]

約数ペア:

[(1, 766927420), (2, 383463710), (4, 191731855), (5, 153385484), (7, 109561060), (10, 76692742), (14, 54780530), (20, 38346371), (28, 27390265), (35, 21912212), (49, 15651580), (70, 10956106), (98, 7825790), (140, 5478053), (196, 3912895), (245, 3130316), (343, 2235940), (490, 1565158), (686, 1117970), (980, 782579), (1372, 558985), (1715, 447188), (2401, 319420), (3430, 223594), (4802, 159710), (6860, 111797), (9604, 79855), (12005, 63884), (15971, 48020), (24010, 31942)]