131720580

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{27103}}^1$

素因数の和:27127

約数の個数: 72

約数和(自身を含む): 414365952

約数和(自身を除く): 282645372

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 4860, 27103, 54206, 81309, 108412, 135515, 162618, 243927, 271030, 325236, 406545, 487854, 542060, 731781, 813090, 975708, 1219635, 1463562, 1626180, 2195343, 2439270, 2927124, 3658905, 4390686, 4878540, 6586029, 7317810, 8781372, 10976715, 13172058, 14635620, 21953430, 26344116, 32930145, 43906860, 65860290, 131720580]

約数ペア:

[(1, 131720580), (2, 65860290), (3, 43906860), (4, 32930145), (5, 26344116), (6, 21953430), (9, 14635620), (10, 13172058), (12, 10976715), (15, 8781372), (18, 7317810), (20, 6586029), (27, 4878540), (30, 4390686), (36, 3658905), (45, 2927124), (54, 2439270), (60, 2195343), (81, 1626180), (90, 1463562), (108, 1219635), (135, 975708), (162, 813090), (180, 731781), (243, 542060), (270, 487854), (324, 406545), (405, 325236), (486, 271030), (540, 243927), (810, 162618), (972, 135515), (1215, 108412), (1620, 81309), (2430, 54206), (4860, 27103)]