194664780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{839}}^1\times {\mathrm{1289}}^1$

素因数の和:2143

約数の個数: 72

約数和(自身を含む): 591645600

約数和(自身を除く): 396980820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 839, 1289, 1678, 2517, 2578, 3356, 3867, 4195, 5034, 5156, 6445, 7551, 7734, 8390, 10068, 11601, 12585, 12890, 15102, 15468, 16780, 19335, 23202, 25170, 25780, 30204, 37755, 38670, 46404, 50340, 58005, 75510, 77340, 116010, 151020, 232020, 1081471, 2162942, 3244413, 4325884, 5407355, 6488826, 9733239, 10814710, 12977652, 16222065, 19466478, 21629420, 32444130, 38932956, 48666195, 64888260, 97332390, 194664780]

約数ペア:

[(1, 194664780), (2, 97332390), (3, 64888260), (4, 48666195), (5, 38932956), (6, 32444130), (9, 21629420), (10, 19466478), (12, 16222065), (15, 12977652), (18, 10814710), (20, 9733239), (30, 6488826), (36, 5407355), (45, 4325884), (60, 3244413), (90, 2162942), (180, 1081471), (839, 232020), (1289, 151020), (1678, 116010), (2517, 77340), (2578, 75510), (3356, 58005), (3867, 50340), (4195, 46404), (5034, 38670), (5156, 37755), (6445, 30204), (7551, 25780), (7734, 25170), (8390, 23202), (10068, 19335), (11601, 16780), (12585, 15468), (12890, 15102)]