147478140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{4159}}^1$

素因数の和:4371

約数の個数: 72

約数和(自身を含む): 449729280

約数和(自身を除く): 302251140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 197, 394, 591, 788, 985, 1182, 1773, 1970, 2364, 2955, 3546, 3940, 4159, 5910, 7092, 8318, 8865, 11820, 12477, 16636, 17730, 20795, 24954, 35460, 37431, 41590, 49908, 62385, 74862, 83180, 124770, 149724, 187155, 249540, 374310, 748620, 819323, 1638646, 2457969, 3277292, 4096615, 4915938, 7373907, 8193230, 9831876, 12289845, 14747814, 16386460, 24579690, 29495628, 36869535, 49159380, 73739070, 147478140]

約数ペア:

[(1, 147478140), (2, 73739070), (3, 49159380), (4, 36869535), (5, 29495628), (6, 24579690), (9, 16386460), (10, 14747814), (12, 12289845), (15, 9831876), (18, 8193230), (20, 7373907), (30, 4915938), (36, 4096615), (45, 3277292), (60, 2457969), (90, 1638646), (180, 819323), (197, 748620), (394, 374310), (591, 249540), (788, 187155), (985, 149724), (1182, 124770), (1773, 83180), (1970, 74862), (2364, 62385), (2955, 49908), (3546, 41590), (3940, 37431), (4159, 35460), (5910, 24954), (7092, 20795), (8318, 17730), (8865, 16636), (11820, 12477)]