214927760

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^2\times {\mathrm{1453}}^1$

素因数の和:1552

約数の個数: 60

約数和(自身を含む): 511950492

約数和(自身を除く): 297022732

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1453, 1720, 1849, 2906, 3440, 3698, 5812, 7265, 7396, 9245, 11624, 14530, 14792, 18490, 23248, 29060, 29584, 36980, 58120, 62479, 73960, 116240, 124958, 147920, 249916, 312395, 499832, 624790, 999664, 1249580, 2499160, 2686597, 4998320, 5373194, 10746388, 13432985, 21492776, 26865970, 42985552, 53731940, 107463880, 214927760]

約数ペア:

[(1, 214927760), (2, 107463880), (4, 53731940), (5, 42985552), (8, 26865970), (10, 21492776), (16, 13432985), (20, 10746388), (40, 5373194), (43, 4998320), (80, 2686597), (86, 2499160), (172, 1249580), (215, 999664), (344, 624790), (430, 499832), (688, 312395), (860, 249916), (1453, 147920), (1720, 124958), (1849, 116240), (2906, 73960), (3440, 62479), (3698, 58120), (5812, 36980), (7265, 29584), (7396, 29060), (9245, 23248), (11624, 18490), (14530, 14792)]