8712180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1669}}^1$

素因数の和:1713

約数の個数: 72

約数和(自身を含む): 27354600

約数和(自身を除く): 18642420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1669, 1740, 2610, 3338, 5007, 5220, 6676, 8345, 10014, 15021, 16690, 20028, 25035, 30042, 33380, 48401, 50070, 60084, 75105, 96802, 100140, 145203, 150210, 193604, 242005, 290406, 300420, 435609, 484010, 580812, 726015, 871218, 968020, 1452030, 1742436, 2178045, 2904060, 4356090, 8712180]

約数ペア:

[(1, 8712180), (2, 4356090), (3, 2904060), (4, 2178045), (5, 1742436), (6, 1452030), (9, 968020), (10, 871218), (12, 726015), (15, 580812), (18, 484010), (20, 435609), (29, 300420), (30, 290406), (36, 242005), (45, 193604), (58, 150210), (60, 145203), (87, 100140), (90, 96802), (116, 75105), (145, 60084), (174, 50070), (180, 48401), (261, 33380), (290, 30042), (348, 25035), (435, 20028), (522, 16690), (580, 15021), (870, 10014), (1044, 8345), (1305, 6676), (1669, 5220), (1740, 5007), (2610, 3338)]