168490620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{443}}^1\times {\mathrm{2113}}^1$

素因数の和:2571

約数の個数: 72

約数和(自身を含む): 512484336

約数和(自身を除く): 343993716

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 443, 886, 1329, 1772, 2113, 2215, 2658, 3987, 4226, 4430, 5316, 6339, 6645, 7974, 8452, 8860, 10565, 12678, 13290, 15948, 19017, 19935, 21130, 25356, 26580, 31695, 38034, 39870, 42260, 63390, 76068, 79740, 95085, 126780, 190170, 380340, 936059, 1872118, 2808177, 3744236, 4680295, 5616354, 8424531, 9360590, 11232708, 14040885, 16849062, 18721180, 28081770, 33698124, 42122655, 56163540, 84245310, 168490620]

約数ペア:

[(1, 168490620), (2, 84245310), (3, 56163540), (4, 42122655), (5, 33698124), (6, 28081770), (9, 18721180), (10, 16849062), (12, 14040885), (15, 11232708), (18, 9360590), (20, 8424531), (30, 5616354), (36, 4680295), (45, 3744236), (60, 2808177), (90, 1872118), (180, 936059), (443, 380340), (886, 190170), (1329, 126780), (1772, 95085), (2113, 79740), (2215, 76068), (2658, 63390), (3987, 42260), (4226, 39870), (4430, 38034), (5316, 31695), (6339, 26580), (6645, 25356), (7974, 21130), (8452, 19935), (8860, 19017), (10565, 15948), (12678, 13290)]