2138747280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1747}}^1\times {\mathrm{5101}}^1$

素因数の和:6864

約数の個数: 80

約数和(自身を含む): 6635212224

約数和(自身を除く): 4496464944

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1747, 3494, 5101, 5241, 6988, 8735, 10202, 10482, 13976, 15303, 17470, 20404, 20964, 25505, 26205, 27952, 30606, 34940, 40808, 41928, 51010, 52410, 61212, 69880, 76515, 81616, 83856, 102020, 104820, 122424, 139760, 153030, 204040, 209640, 244848, 306060, 408080, 419280, 612120, 1224240, 8911447, 17822894, 26734341, 35645788, 44557235, 53468682, 71291576, 89114470, 106937364, 133671705, 142583152, 178228940, 213874728, 267343410, 356457880, 427749456, 534686820, 712915760, 1069373640, 2138747280]

約数ペア:

[(1, 2138747280), (2, 1069373640), (3, 712915760), (4, 534686820), (5, 427749456), (6, 356457880), (8, 267343410), (10, 213874728), (12, 178228940), (15, 142583152), (16, 133671705), (20, 106937364), (24, 89114470), (30, 71291576), (40, 53468682), (48, 44557235), (60, 35645788), (80, 26734341), (120, 17822894), (240, 8911447), (1747, 1224240), (3494, 612120), (5101, 419280), (5241, 408080), (6988, 306060), (8735, 244848), (10202, 209640), (10482, 204040), (13976, 153030), (15303, 139760), (17470, 122424), (20404, 104820), (20964, 102020), (25505, 83856), (26205, 81616), (27952, 76515), (30606, 69880), (34940, 61212), (40808, 52410), (41928, 51010)]