388247824

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{937}}^1$

素因数の和:1040

約数の個数: 80

約数和(自身を含む): 837446400

約数和(自身を除く): 449198576

約数列:

[1, 2, 4, 8, 16, 19, 29, 38, 47, 58, 76, 94, 116, 152, 188, 232, 304, 376, 464, 551, 752, 893, 937, 1102, 1363, 1786, 1874, 2204, 2726, 3572, 3748, 4408, 5452, 7144, 7496, 8816, 10904, 14288, 14992, 17803, 21808, 25897, 27173, 35606, 44039, 51794, 54346, 71212, 88078, 103588, 108692, 142424, 176156, 207176, 217384, 284848, 352312, 414352, 434768, 516287, 704624, 836741, 1032574, 1277131, 1673482, 2065148, 2554262, 3346964, 4130296, 5108524, 6693928, 8260592, 10217048, 13387856, 20434096, 24265489, 48530978, 97061956, 194123912, 388247824]

約数ペア:

[(1, 388247824), (2, 194123912), (4, 97061956), (8, 48530978), (16, 24265489), (19, 20434096), (29, 13387856), (38, 10217048), (47, 8260592), (58, 6693928), (76, 5108524), (94, 4130296), (116, 3346964), (152, 2554262), (188, 2065148), (232, 1673482), (304, 1277131), (376, 1032574), (464, 836741), (551, 704624), (752, 516287), (893, 434768), (937, 414352), (1102, 352312), (1363, 284848), (1786, 217384), (1874, 207176), (2204, 176156), (2726, 142424), (3572, 108692), (3748, 103588), (4408, 88078), (5452, 71212), (7144, 54346), (7496, 51794), (8816, 44039), (10904, 35606), (14288, 27173), (14992, 25897), (17803, 21808)]