67709340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{967}}^1$

素因数の和:1371

約数の個数: 72

約数和(自身を含む): 206125920

約数和(自身を除く): 138416580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 389, 778, 967, 1167, 1556, 1934, 1945, 2334, 2901, 3501, 3868, 3890, 4668, 4835, 5802, 5835, 7002, 7780, 8703, 9670, 11604, 11670, 14004, 14505, 17406, 17505, 19340, 23340, 29010, 34812, 35010, 43515, 58020, 70020, 87030, 174060, 376163, 752326, 1128489, 1504652, 1880815, 2256978, 3385467, 3761630, 4513956, 5642445, 6770934, 7523260, 11284890, 13541868, 16927335, 22569780, 33854670, 67709340]

約数ペア:

[(1, 67709340), (2, 33854670), (3, 22569780), (4, 16927335), (5, 13541868), (6, 11284890), (9, 7523260), (10, 6770934), (12, 5642445), (15, 4513956), (18, 3761630), (20, 3385467), (30, 2256978), (36, 1880815), (45, 1504652), (60, 1128489), (90, 752326), (180, 376163), (389, 174060), (778, 87030), (967, 70020), (1167, 58020), (1556, 43515), (1934, 35010), (1945, 34812), (2334, 29010), (2901, 23340), (3501, 19340), (3868, 17505), (3890, 17406), (4668, 14505), (4835, 14004), (5802, 11670), (5835, 11604), (7002, 9670), (7780, 8703)]