81660144

素因数分解:

$2^4\times 3^1\times {\mathrm{373}}^1\times {\mathrm{4561}}^1$

素因数の和:4945

約数の個数: 40

約数和(自身を含む): 211567312

約数和(自身を除く): 129907168

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 373, 746, 1119, 1492, 2238, 2984, 4476, 4561, 5968, 8952, 9122, 13683, 17904, 18244, 27366, 36488, 54732, 72976, 109464, 218928, 1701253, 3402506, 5103759, 6805012, 10207518, 13610024, 20415036, 27220048, 40830072, 81660144]

約数ペア:

[(1, 81660144), (2, 40830072), (3, 27220048), (4, 20415036), (6, 13610024), (8, 10207518), (12, 6805012), (16, 5103759), (24, 3402506), (48, 1701253), (373, 218928), (746, 109464), (1119, 72976), (1492, 54732), (2238, 36488), (2984, 27366), (4476, 18244), (4561, 17904), (5968, 13683), (8952, 9122)]