2745180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{151}}^1$

素因数の和:267

約数の個数: 72

約数和(自身を含む): 8465184

約数和(自身を除く): 5720004

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 101, 151, 180, 202, 302, 303, 404, 453, 505, 604, 606, 755, 906, 909, 1010, 1212, 1359, 1510, 1515, 1812, 1818, 2020, 2265, 2718, 3020, 3030, 3636, 4530, 4545, 5436, 6060, 6795, 9060, 9090, 13590, 15251, 18180, 27180, 30502, 45753, 61004, 76255, 91506, 137259, 152510, 183012, 228765, 274518, 305020, 457530, 549036, 686295, 915060, 1372590, 2745180]

約数ペア:

[(1, 2745180), (2, 1372590), (3, 915060), (4, 686295), (5, 549036), (6, 457530), (9, 305020), (10, 274518), (12, 228765), (15, 183012), (18, 152510), (20, 137259), (30, 91506), (36, 76255), (45, 61004), (60, 45753), (90, 30502), (101, 27180), (151, 18180), (180, 15251), (202, 13590), (302, 9090), (303, 9060), (404, 6795), (453, 6060), (505, 5436), (604, 4545), (606, 4530), (755, 3636), (906, 3030), (909, 3020), (1010, 2718), (1212, 2265), (1359, 2020), (1510, 1818), (1515, 1812)]