2421540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1223}}^1$

素因数の和:1249

約数の個数: 72

約数和(自身を含む): 8019648

約数和(自身を除く): 5598108

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1223, 1980, 2446, 3669, 4892, 6115, 7338, 11007, 12230, 13453, 14676, 18345, 22014, 24460, 26906, 36690, 40359, 44028, 53812, 55035, 67265, 73380, 80718, 110070, 121077, 134530, 161436, 201795, 220140, 242154, 269060, 403590, 484308, 605385, 807180, 1210770, 2421540]

約数ペア:

[(1, 2421540), (2, 1210770), (3, 807180), (4, 605385), (5, 484308), (6, 403590), (9, 269060), (10, 242154), (11, 220140), (12, 201795), (15, 161436), (18, 134530), (20, 121077), (22, 110070), (30, 80718), (33, 73380), (36, 67265), (44, 55035), (45, 53812), (55, 44028), (60, 40359), (66, 36690), (90, 26906), (99, 24460), (110, 22014), (132, 18345), (165, 14676), (180, 13453), (198, 12230), (220, 11007), (330, 7338), (396, 6115), (495, 4892), (660, 3669), (990, 2446), (1223, 1980)]