256080006

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{1231}}^1$

素因数の和:1386

約数の個数: 96

約数和(自身を含む): 688816128

約数和(自身を除く): 432736122

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 127, 182, 234, 254, 273, 381, 546, 762, 819, 889, 1143, 1231, 1638, 1651, 1778, 2286, 2462, 2667, 3302, 3693, 4953, 5334, 7386, 8001, 8617, 9906, 11079, 11557, 14859, 16002, 16003, 17234, 22158, 23114, 25851, 29718, 32006, 34671, 48009, 51702, 69342, 77553, 96018, 104013, 112021, 144027, 155106, 156337, 208026, 224042, 288054, 312674, 336063, 469011, 672126, 938022, 1008189, 1094359, 1407033, 2016378, 2032381, 2188718, 2814066, 3283077, 4064762, 6097143, 6566154, 9849231, 12194286, 14226667, 18291429, 19698462, 28453334, 36582858, 42680001, 85360002, 128040003, 256080006]

約数ペア:

[(1, 256080006), (2, 128040003), (3, 85360002), (6, 42680001), (7, 36582858), (9, 28453334), (13, 19698462), (14, 18291429), (18, 14226667), (21, 12194286), (26, 9849231), (39, 6566154), (42, 6097143), (63, 4064762), (78, 3283077), (91, 2814066), (117, 2188718), (126, 2032381), (127, 2016378), (182, 1407033), (234, 1094359), (254, 1008189), (273, 938022), (381, 672126), (546, 469011), (762, 336063), (819, 312674), (889, 288054), (1143, 224042), (1231, 208026), (1638, 156337), (1651, 155106), (1778, 144027), (2286, 112021), (2462, 104013), (2667, 96018), (3302, 77553), (3693, 69342), (4953, 51702), (5334, 48009), (7386, 34671), (8001, 32006), (8617, 29718), (9906, 25851), (11079, 23114), (11557, 22158), (14859, 17234), (16002, 16003)]