643267584

素因数分解:

$2^{10}\times 3^2\times {\mathrm{223}}^1\times {\mathrm{313}}^1$

素因数の和:562

約数の個数: 132

約数和(自身を含む): 1871711296

約数和(自身を除く): 1228443712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 223, 256, 288, 313, 384, 446, 512, 576, 626, 669, 768, 892, 939, 1024, 1152, 1252, 1338, 1536, 1784, 1878, 2007, 2304, 2504, 2676, 2817, 3072, 3568, 3756, 4014, 4608, 5008, 5352, 5634, 7136, 7512, 8028, 9216, 10016, 10704, 11268, 14272, 15024, 16056, 20032, 21408, 22536, 28544, 30048, 32112, 40064, 42816, 45072, 57088, 60096, 64224, 69799, 80128, 85632, 90144, 114176, 120192, 128448, 139598, 160256, 171264, 180288, 209397, 228352, 240384, 256896, 279196, 320512, 342528, 360576, 418794, 480768, 513792, 558392, 628191, 685056, 721152, 837588, 961536, 1027584, 1116784, 1256382, 1442304, 1675176, 2055168, 2233568, 2512764, 2884608, 3350352, 4467136, 5025528, 6700704, 8934272, 10051056, 13401408, 17868544, 20102112, 26802816, 35737088, 40204224, 53605632, 71474176, 80408448, 107211264, 160816896, 214422528, 321633792, 643267584]

約数ペア:

[(1, 643267584), (2, 321633792), (3, 214422528), (4, 160816896), (6, 107211264), (8, 80408448), (9, 71474176), (12, 53605632), (16, 40204224), (18, 35737088), (24, 26802816), (32, 20102112), (36, 17868544), (48, 13401408), (64, 10051056), (72, 8934272), (96, 6700704), (128, 5025528), (144, 4467136), (192, 3350352), (223, 2884608), (256, 2512764), (288, 2233568), (313, 2055168), (384, 1675176), (446, 1442304), (512, 1256382), (576, 1116784), (626, 1027584), (669, 961536), (768, 837588), (892, 721152), (939, 685056), (1024, 628191), (1152, 558392), (1252, 513792), (1338, 480768), (1536, 418794), (1784, 360576), (1878, 342528), (2007, 320512), (2304, 279196), (2504, 256896), (2676, 240384), (2817, 228352), (3072, 209397), (3568, 180288), (3756, 171264), (4014, 160256), (4608, 139598), (5008, 128448), (5352, 120192), (5634, 114176), (7136, 90144), (7512, 85632), (8028, 80128), (9216, 69799), (10016, 64224), (10704, 60096), (11268, 57088), (14272, 45072), (15024, 42816), (16056, 40064), (20032, 32112), (21408, 30048), (22536, 28544)]