155655885

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1$

素因数の和:259

約数の個数: 128

約数和(自身を含む): 336752640

約数和(自身を除く): 181096755

約数列:

[1, 3, 5, 7, 11, 15, 19, 21, 33, 35, 41, 55, 57, 77, 95, 105, 123, 133, 165, 173, 205, 209, 231, 285, 287, 385, 399, 451, 519, 615, 627, 665, 779, 861, 865, 1045, 1155, 1211, 1353, 1435, 1463, 1903, 1995, 2255, 2337, 2595, 3135, 3157, 3287, 3633, 3895, 4305, 4389, 5453, 5709, 6055, 6765, 7093, 7315, 8569, 9471, 9515, 9861, 11685, 13321, 15785, 16359, 16435, 18165, 21279, 21945, 23009, 25707, 27265, 28545, 35465, 36157, 39963, 42845, 47355, 49305, 49651, 59983, 66605, 69027, 78023, 81795, 106395, 108471, 115045, 128535, 134767, 148953, 179949, 180785, 199815, 234069, 248255, 253099, 299915, 345135, 390115, 404301, 542355, 546161, 673835, 744765, 759297, 899745, 943369, 1170345, 1265495, 1482437, 1638483, 2021505, 2730805, 2830107, 3796485, 4447311, 4716845, 7412185, 8192415, 10377059, 14150535, 22236555, 31131177, 51885295, 155655885]

約数ペア:

[(1, 155655885), (3, 51885295), (5, 31131177), (7, 22236555), (11, 14150535), (15, 10377059), (19, 8192415), (21, 7412185), (33, 4716845), (35, 4447311), (41, 3796485), (55, 2830107), (57, 2730805), (77, 2021505), (95, 1638483), (105, 1482437), (123, 1265495), (133, 1170345), (165, 943369), (173, 899745), (205, 759297), (209, 744765), (231, 673835), (285, 546161), (287, 542355), (385, 404301), (399, 390115), (451, 345135), (519, 299915), (615, 253099), (627, 248255), (665, 234069), (779, 199815), (861, 180785), (865, 179949), (1045, 148953), (1155, 134767), (1211, 128535), (1353, 115045), (1435, 108471), (1463, 106395), (1903, 81795), (1995, 78023), (2255, 69027), (2337, 66605), (2595, 59983), (3135, 49651), (3157, 49305), (3287, 47355), (3633, 42845), (3895, 39963), (4305, 36157), (4389, 35465), (5453, 28545), (5709, 27265), (6055, 25707), (6765, 23009), (7093, 21945), (7315, 21279), (8569, 18165), (9471, 16435), (9515, 16359), (9861, 15785), (11685, 13321)]