638015488

素因数分解:

$2^{11}\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{223}}^1$

素因数の和:383

約数の個数: 96

約数和(自身を含む): 1408942080

約数和(自身を除く): 770926592

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 127, 128, 176, 223, 254, 256, 352, 446, 508, 512, 704, 892, 1016, 1024, 1397, 1408, 1784, 2032, 2048, 2453, 2794, 2816, 3568, 4064, 4906, 5588, 5632, 7136, 8128, 9812, 11176, 11264, 14272, 16256, 19624, 22352, 22528, 28321, 28544, 32512, 39248, 44704, 56642, 57088, 65024, 78496, 89408, 113284, 114176, 130048, 156992, 178816, 226568, 228352, 260096, 311531, 313984, 357632, 453136, 456704, 623062, 627968, 715264, 906272, 1246124, 1255936, 1430528, 1812544, 2492248, 2511872, 2861056, 3625088, 4984496, 5023744, 7250176, 9968992, 14500352, 19937984, 29000704, 39875968, 58001408, 79751936, 159503872, 319007744, 638015488]

約数ペア:

[(1, 638015488), (2, 319007744), (4, 159503872), (8, 79751936), (11, 58001408), (16, 39875968), (22, 29000704), (32, 19937984), (44, 14500352), (64, 9968992), (88, 7250176), (127, 5023744), (128, 4984496), (176, 3625088), (223, 2861056), (254, 2511872), (256, 2492248), (352, 1812544), (446, 1430528), (508, 1255936), (512, 1246124), (704, 906272), (892, 715264), (1016, 627968), (1024, 623062), (1397, 456704), (1408, 453136), (1784, 357632), (2032, 313984), (2048, 311531), (2453, 260096), (2794, 228352), (2816, 226568), (3568, 178816), (4064, 156992), (4906, 130048), (5588, 114176), (5632, 113284), (7136, 89408), (8128, 78496), (9812, 65024), (11176, 57088), (11264, 56642), (14272, 44704), (16256, 39248), (19624, 32512), (22352, 28544), (22528, 28321)]