1256221728

素因数分解:

$2^5\times 3^2\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{953}}^1$

素因数の和:1191

約数の個数: 144

約数和(自身を含む): 3750364800

約数和(自身を除く): 2494143072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 32, 36, 46, 48, 69, 72, 92, 96, 138, 144, 184, 199, 207, 276, 288, 368, 398, 414, 552, 597, 736, 796, 828, 953, 1104, 1194, 1592, 1656, 1791, 1906, 2208, 2388, 2859, 3184, 3312, 3582, 3812, 4577, 4776, 5718, 6368, 6624, 7164, 7624, 8577, 9154, 9552, 11436, 13731, 14328, 15248, 17154, 18308, 19104, 21919, 22872, 27462, 28656, 30496, 34308, 36616, 41193, 43838, 45744, 54924, 57312, 65757, 68616, 73232, 82386, 87676, 91488, 109848, 131514, 137232, 146464, 164772, 175352, 189647, 197271, 219696, 263028, 274464, 329544, 350704, 379294, 394542, 439392, 526056, 568941, 659088, 701408, 758588, 789084, 1052112, 1137882, 1318176, 1517176, 1578168, 1706823, 2104224, 2275764, 3034352, 3156336, 3413646, 4361881, 4551528, 6068704, 6312672, 6827292, 8723762, 9103056, 13085643, 13654584, 17447524, 18206112, 26171286, 27309168, 34895048, 39256929, 52342572, 54618336, 69790096, 78513858, 104685144, 139580192, 157027716, 209370288, 314055432, 418740576, 628110864, 1256221728]

約数ペア:

[(1, 1256221728), (2, 628110864), (3, 418740576), (4, 314055432), (6, 209370288), (8, 157027716), (9, 139580192), (12, 104685144), (16, 78513858), (18, 69790096), (23, 54618336), (24, 52342572), (32, 39256929), (36, 34895048), (46, 27309168), (48, 26171286), (69, 18206112), (72, 17447524), (92, 13654584), (96, 13085643), (138, 9103056), (144, 8723762), (184, 6827292), (199, 6312672), (207, 6068704), (276, 4551528), (288, 4361881), (368, 3413646), (398, 3156336), (414, 3034352), (552, 2275764), (597, 2104224), (736, 1706823), (796, 1578168), (828, 1517176), (953, 1318176), (1104, 1137882), (1194, 1052112), (1592, 789084), (1656, 758588), (1791, 701408), (1906, 659088), (2208, 568941), (2388, 526056), (2859, 439392), (3184, 394542), (3312, 379294), (3582, 350704), (3812, 329544), (4577, 274464), (4776, 263028), (5718, 219696), (6368, 197271), (6624, 189647), (7164, 175352), (7624, 164772), (8577, 146464), (9154, 137232), (9552, 131514), (11436, 109848), (13731, 91488), (14328, 87676), (15248, 82386), (17154, 73232), (18308, 68616), (19104, 65757), (21919, 57312), (22872, 54924), (27462, 45744), (28656, 43838), (30496, 41193), (34308, 36616)]