128221968

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{1451}}^1$

素因数の和:1732

約数の個数: 80

約数和(自身を含む): 380261376

約数和(自身を除く): 252039408

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 263, 336, 526, 789, 1052, 1451, 1578, 1841, 2104, 2902, 3156, 3682, 4208, 4353, 5523, 5804, 6312, 7364, 8706, 10157, 11046, 11608, 12624, 14728, 17412, 20314, 22092, 23216, 29456, 30471, 34824, 40628, 44184, 60942, 69648, 81256, 88368, 121884, 162512, 243768, 381613, 487536, 763226, 1144839, 1526452, 2289678, 2671291, 3052904, 4579356, 5342582, 6105808, 8013873, 9158712, 10685164, 16027746, 18317424, 21370328, 32055492, 42740656, 64110984, 128221968]

約数ペア:

[(1, 128221968), (2, 64110984), (3, 42740656), (4, 32055492), (6, 21370328), (7, 18317424), (8, 16027746), (12, 10685164), (14, 9158712), (16, 8013873), (21, 6105808), (24, 5342582), (28, 4579356), (42, 3052904), (48, 2671291), (56, 2289678), (84, 1526452), (112, 1144839), (168, 763226), (263, 487536), (336, 381613), (526, 243768), (789, 162512), (1052, 121884), (1451, 88368), (1578, 81256), (1841, 69648), (2104, 60942), (2902, 44184), (3156, 40628), (3682, 34824), (4208, 30471), (4353, 29456), (5523, 23216), (5804, 22092), (6312, 20314), (7364, 17412), (8706, 14728), (10157, 12624), (11046, 11608)]