8545140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1637}}^1$

素因数の和:1681

約数の個数: 72

約数和(自身を含む): 26830440

約数和(自身を除く): 18285300

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, 1637, 1740, 2610, 3274, 4911, 5220, 6548, 8185, 9822, 14733, 16370, 19644, 24555, 29466, 32740, 47473, 49110, 58932, 73665, 94946, 98220, 142419, 147330, 189892, 237365, 284838, 294660, 427257, 474730, 569676, 712095, 854514, 949460, 1424190, 1709028, 2136285, 2848380, 4272570, 8545140]

約数ペア:

[(1, 8545140), (2, 4272570), (3, 2848380), (4, 2136285), (5, 1709028), (6, 1424190), (9, 949460), (10, 854514), (12, 712095), (15, 569676), (18, 474730), (20, 427257), (29, 294660), (30, 284838), (36, 237365), (45, 189892), (58, 147330), (60, 142419), (87, 98220), (90, 94946), (116, 73665), (145, 58932), (174, 49110), (180, 47473), (261, 32740), (290, 29466), (348, 24555), (435, 19644), (522, 16370), (580, 14733), (870, 9822), (1044, 8185), (1305, 6548), (1637, 5220), (1740, 4911), (2610, 3274)]