67699980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{457}}^1\times {\mathrm{823}}^1$

素因数の和:1295

約数の個数: 72

約数和(自身を含む): 206056032

約数和(自身を除く): 138356052

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 457, 823, 914, 1371, 1646, 1828, 2285, 2469, 2742, 3292, 4113, 4115, 4570, 4938, 5484, 6855, 7407, 8226, 8230, 9140, 9876, 12345, 13710, 14814, 16452, 16460, 20565, 24690, 27420, 29628, 37035, 41130, 49380, 74070, 82260, 148140, 376111, 752222, 1128333, 1504444, 1880555, 2256666, 3384999, 3761110, 4513332, 5641665, 6769998, 7522220, 11283330, 13539996, 16924995, 22566660, 33849990, 67699980]

約数ペア:

[(1, 67699980), (2, 33849990), (3, 22566660), (4, 16924995), (5, 13539996), (6, 11283330), (9, 7522220), (10, 6769998), (12, 5641665), (15, 4513332), (18, 3761110), (20, 3384999), (30, 2256666), (36, 1880555), (45, 1504444), (60, 1128333), (90, 752222), (180, 376111), (457, 148140), (823, 82260), (914, 74070), (1371, 49380), (1646, 41130), (1828, 37035), (2285, 29628), (2469, 27420), (2742, 24690), (3292, 20565), (4113, 16460), (4115, 16452), (4570, 14814), (4938, 13710), (5484, 12345), (6855, 9876), (7407, 9140), (8226, 8230)]