168905968

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{2917}}^1$

素因数の和:2990

約数の個数: 80

約数和(自身を含む): 416830464

約数和(自身を除く): 247924496

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 47, 56, 77, 88, 94, 112, 154, 176, 188, 308, 329, 376, 517, 616, 658, 752, 1034, 1232, 1316, 2068, 2632, 2917, 3619, 4136, 5264, 5834, 7238, 8272, 11668, 14476, 20419, 23336, 28952, 32087, 40838, 46672, 57904, 64174, 81676, 128348, 137099, 163352, 224609, 256696, 274198, 326704, 449218, 513392, 548396, 898436, 959693, 1096792, 1508089, 1796872, 1919386, 2193584, 3016178, 3593744, 3838772, 6032356, 7677544, 10556623, 12064712, 15355088, 21113246, 24129424, 42226492, 84452984, 168905968]

約数ペア:

[(1, 168905968), (2, 84452984), (4, 42226492), (7, 24129424), (8, 21113246), (11, 15355088), (14, 12064712), (16, 10556623), (22, 7677544), (28, 6032356), (44, 3838772), (47, 3593744), (56, 3016178), (77, 2193584), (88, 1919386), (94, 1796872), (112, 1508089), (154, 1096792), (176, 959693), (188, 898436), (308, 548396), (329, 513392), (376, 449218), (517, 326704), (616, 274198), (658, 256696), (752, 224609), (1034, 163352), (1232, 137099), (1316, 128348), (2068, 81676), (2632, 64174), (2917, 57904), (3619, 46672), (4136, 40838), (5264, 32087), (5834, 28952), (7238, 23336), (8272, 20419), (11668, 14476)]