646275456

素因数分解:

$2^7\times 3^3\times {\mathrm{41}}^1\times {\mathrm{4561}}^1$

素因数の和:4625

約数の個数: 128

約数和(自身を含む): 1954360800

約数和(自身を除く): 1308085344

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 41, 48, 54, 64, 72, 82, 96, 108, 123, 128, 144, 164, 192, 216, 246, 288, 328, 369, 384, 432, 492, 576, 656, 738, 864, 984, 1107, 1152, 1312, 1476, 1728, 1968, 2214, 2624, 2952, 3456, 3936, 4428, 4561, 5248, 5904, 7872, 8856, 9122, 11808, 13683, 15744, 17712, 18244, 23616, 27366, 35424, 36488, 41049, 47232, 54732, 70848, 72976, 82098, 109464, 123147, 141696, 145952, 164196, 187001, 218928, 246294, 291904, 328392, 374002, 437856, 492588, 561003, 583808, 656784, 748004, 875712, 985176, 1122006, 1313568, 1496008, 1683009, 1751424, 1970352, 2244012, 2627136, 2992016, 3366018, 3940704, 4488024, 5049027, 5254272, 5984032, 6732036, 7881408, 8976048, 10098054, 11968064, 13464072, 15762816, 17952096, 20196108, 23936128, 26928144, 35904192, 40392216, 53856288, 71808384, 80784432, 107712576, 161568864, 215425152, 323137728, 646275456]

約数ペア:

[(1, 646275456), (2, 323137728), (3, 215425152), (4, 161568864), (6, 107712576), (8, 80784432), (9, 71808384), (12, 53856288), (16, 40392216), (18, 35904192), (24, 26928144), (27, 23936128), (32, 20196108), (36, 17952096), (41, 15762816), (48, 13464072), (54, 11968064), (64, 10098054), (72, 8976048), (82, 7881408), (96, 6732036), (108, 5984032), (123, 5254272), (128, 5049027), (144, 4488024), (164, 3940704), (192, 3366018), (216, 2992016), (246, 2627136), (288, 2244012), (328, 1970352), (369, 1751424), (384, 1683009), (432, 1496008), (492, 1313568), (576, 1122006), (656, 985176), (738, 875712), (864, 748004), (984, 656784), (1107, 583808), (1152, 561003), (1312, 492588), (1476, 437856), (1728, 374002), (1968, 328392), (2214, 291904), (2624, 246294), (2952, 218928), (3456, 187001), (3936, 164196), (4428, 145952), (4561, 141696), (5248, 123147), (5904, 109464), (7872, 82098), (8856, 72976), (9122, 70848), (11808, 54732), (13683, 47232), (15744, 41049), (17712, 36488), (18244, 35424), (23616, 27366)]