278133080

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{1759}}^1$

素因数の和:1896

約数の個数: 64

約数和(自身を含む): 646272000

約数和(自身を除く): 368138920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 67, 118, 134, 236, 268, 295, 335, 472, 536, 590, 670, 1180, 1340, 1759, 2360, 2680, 3518, 3953, 7036, 7906, 8795, 14072, 15812, 17590, 19765, 31624, 35180, 39530, 70360, 79060, 103781, 117853, 158120, 207562, 235706, 415124, 471412, 518905, 589265, 830248, 942824, 1037810, 1178530, 2075620, 2357060, 4151240, 4714120, 6953327, 13906654, 27813308, 34766635, 55626616, 69533270, 139066540, 278133080]

約数ペア:

[(1, 278133080), (2, 139066540), (4, 69533270), (5, 55626616), (8, 34766635), (10, 27813308), (20, 13906654), (40, 6953327), (59, 4714120), (67, 4151240), (118, 2357060), (134, 2075620), (236, 1178530), (268, 1037810), (295, 942824), (335, 830248), (472, 589265), (536, 518905), (590, 471412), (670, 415124), (1180, 235706), (1340, 207562), (1759, 158120), (2360, 117853), (2680, 103781), (3518, 79060), (3953, 70360), (7036, 39530), (7906, 35180), (8795, 31624), (14072, 19765), (15812, 17590)]