51438180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{269}}^1\times {\mathrm{3187}}^1$

素因数の和:3468

約数の個数: 48

約数和(自身を含む): 144607680

約数和(自身を除く): 93169500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 269, 538, 807, 1076, 1345, 1614, 2690, 3187, 3228, 4035, 5380, 6374, 8070, 9561, 12748, 15935, 16140, 19122, 31870, 38244, 47805, 63740, 95610, 191220, 857303, 1714606, 2571909, 3429212, 4286515, 5143818, 8573030, 10287636, 12859545, 17146060, 25719090, 51438180]

約数ペア:

[(1, 51438180), (2, 25719090), (3, 17146060), (4, 12859545), (5, 10287636), (6, 8573030), (10, 5143818), (12, 4286515), (15, 3429212), (20, 2571909), (30, 1714606), (60, 857303), (269, 191220), (538, 95610), (807, 63740), (1076, 47805), (1345, 38244), (1614, 31870), (2690, 19122), (3187, 16140), (3228, 15935), (4035, 12748), (5380, 9561), (6374, 8070)]