678397680

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{34897}}^1$

素因数の和:34925

約数の個数: 120

約数和(自身を含む): 2362734192

約数和(自身を除く): 1684336512

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 810, 972, 1080, 1215, 1296, 1620, 1944, 2160, 2430, 3240, 3888, 4860, 6480, 9720, 19440, 34897, 69794, 104691, 139588, 174485, 209382, 279176, 314073, 348970, 418764, 523455, 558352, 628146, 697940, 837528, 942219, 1046910, 1256292, 1395880, 1570365, 1675056, 1884438, 2093820, 2512584, 2791760, 2826657, 3140730, 3768876, 4187640, 4711095, 5025168, 5653314, 6281460, 7537752, 8375280, 8479971, 9422190, 11306628, 12562920, 14133285, 15075504, 16959942, 18844380, 22613256, 25125840, 28266570, 33919884, 37688760, 42399855, 45226512, 56533140, 67839768, 75377520, 84799710, 113066280, 135679536, 169599420, 226132560, 339198840, 678397680]

約数ペア:

[(1, 678397680), (2, 339198840), (3, 226132560), (4, 169599420), (5, 135679536), (6, 113066280), (8, 84799710), (9, 75377520), (10, 67839768), (12, 56533140), (15, 45226512), (16, 42399855), (18, 37688760), (20, 33919884), (24, 28266570), (27, 25125840), (30, 22613256), (36, 18844380), (40, 16959942), (45, 15075504), (48, 14133285), (54, 12562920), (60, 11306628), (72, 9422190), (80, 8479971), (81, 8375280), (90, 7537752), (108, 6281460), (120, 5653314), (135, 5025168), (144, 4711095), (162, 4187640), (180, 3768876), (216, 3140730), (240, 2826657), (243, 2791760), (270, 2512584), (324, 2093820), (360, 1884438), (405, 1675056), (432, 1570365), (486, 1395880), (540, 1256292), (648, 1046910), (720, 942219), (810, 837528), (972, 697940), (1080, 628146), (1215, 558352), (1296, 523455), (1620, 418764), (1944, 348970), (2160, 314073), (2430, 279176), (3240, 209382), (3888, 174485), (4860, 139588), (6480, 104691), (9720, 69794), (19440, 34897)]