77489440

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1609}}^1$

素因数の和:1674

約数の個数: 96

約数和(自身を含む): 214220160

約数和(自身を除く): 136730720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 43, 56, 70, 80, 86, 112, 140, 160, 172, 215, 224, 280, 301, 344, 430, 560, 602, 688, 860, 1120, 1204, 1376, 1505, 1609, 1720, 2408, 3010, 3218, 3440, 4816, 6020, 6436, 6880, 8045, 9632, 11263, 12040, 12872, 16090, 22526, 24080, 25744, 32180, 45052, 48160, 51488, 56315, 64360, 69187, 90104, 112630, 128720, 138374, 180208, 225260, 257440, 276748, 345935, 360416, 450520, 484309, 553496, 691870, 901040, 968618, 1106992, 1383740, 1802080, 1937236, 2213984, 2421545, 2767480, 3874472, 4843090, 5534960, 7748944, 9686180, 11069920, 15497888, 19372360, 38744720, 77489440]

約数ペア:

[(1, 77489440), (2, 38744720), (4, 19372360), (5, 15497888), (7, 11069920), (8, 9686180), (10, 7748944), (14, 5534960), (16, 4843090), (20, 3874472), (28, 2767480), (32, 2421545), (35, 2213984), (40, 1937236), (43, 1802080), (56, 1383740), (70, 1106992), (80, 968618), (86, 901040), (112, 691870), (140, 553496), (160, 484309), (172, 450520), (215, 360416), (224, 345935), (280, 276748), (301, 257440), (344, 225260), (430, 180208), (560, 138374), (602, 128720), (688, 112630), (860, 90104), (1120, 69187), (1204, 64360), (1376, 56315), (1505, 51488), (1609, 48160), (1720, 45052), (2408, 32180), (3010, 25744), (3218, 24080), (3440, 22526), (4816, 16090), (6020, 12872), (6436, 12040), (6880, 11263), (8045, 9632)]