81470256

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{839}}^1$

素因数の和:891

約数の個数: 120

約数和(自身を含む): 255816960

約数和(自身を除く): 174346704

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 21, 24, 28, 34, 42, 48, 51, 56, 68, 84, 102, 112, 119, 136, 168, 204, 238, 272, 289, 336, 357, 408, 476, 578, 714, 816, 839, 867, 952, 1156, 1428, 1678, 1734, 1904, 2023, 2312, 2517, 2856, 3356, 3468, 4046, 4624, 5034, 5712, 5873, 6069, 6712, 6936, 8092, 10068, 11746, 12138, 13424, 13872, 14263, 16184, 17619, 20136, 23492, 24276, 28526, 32368, 35238, 40272, 42789, 46984, 48552, 57052, 70476, 85578, 93968, 97104, 99841, 114104, 140952, 171156, 199682, 228208, 242471, 281904, 299523, 342312, 399364, 484942, 599046, 684624, 727413, 798728, 969884, 1198092, 1454826, 1597456, 1697297, 1939768, 2396184, 2909652, 3394594, 3879536, 4792368, 5091891, 5819304, 6789188, 10183782, 11638608, 13578376, 20367564, 27156752, 40735128, 81470256]

約数ペア:

[(1, 81470256), (2, 40735128), (3, 27156752), (4, 20367564), (6, 13578376), (7, 11638608), (8, 10183782), (12, 6789188), (14, 5819304), (16, 5091891), (17, 4792368), (21, 3879536), (24, 3394594), (28, 2909652), (34, 2396184), (42, 1939768), (48, 1697297), (51, 1597456), (56, 1454826), (68, 1198092), (84, 969884), (102, 798728), (112, 727413), (119, 684624), (136, 599046), (168, 484942), (204, 399364), (238, 342312), (272, 299523), (289, 281904), (336, 242471), (357, 228208), (408, 199682), (476, 171156), (578, 140952), (714, 114104), (816, 99841), (839, 97104), (867, 93968), (952, 85578), (1156, 70476), (1428, 57052), (1678, 48552), (1734, 46984), (1904, 42789), (2023, 40272), (2312, 35238), (2517, 32368), (2856, 28526), (3356, 24276), (3468, 23492), (4046, 20136), (4624, 17619), (5034, 16184), (5712, 14263), (5873, 13872), (6069, 13424), (6712, 12138), (6936, 11746), (8092, 10068)]