638797824

素因数分解:

$2^{11}\times 3^2\times 7^1\times {\mathrm{4951}}^1$

素因数の和:4986

約数の個数: 144

約数和(自身を含む): 2108957760

約数和(自身を除く): 1470159936

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 126, 128, 144, 168, 192, 224, 252, 256, 288, 336, 384, 448, 504, 512, 576, 672, 768, 896, 1008, 1024, 1152, 1344, 1536, 1792, 2016, 2048, 2304, 2688, 3072, 3584, 4032, 4608, 4951, 5376, 6144, 7168, 8064, 9216, 9902, 10752, 14336, 14853, 16128, 18432, 19804, 21504, 29706, 32256, 34657, 39608, 43008, 44559, 59412, 64512, 69314, 79216, 89118, 103971, 118824, 129024, 138628, 158432, 178236, 207942, 237648, 277256, 311913, 316864, 356472, 415884, 475296, 554512, 623826, 633728, 712944, 831768, 950592, 1109024, 1247652, 1267456, 1425888, 1663536, 1901184, 2218048, 2495304, 2534912, 2851776, 3327072, 3802368, 4436096, 4990608, 5069824, 5703552, 6654144, 7604736, 8872192, 9981216, 10139648, 11407104, 13308288, 15209472, 17744384, 19962432, 22814208, 26616576, 30418944, 35488768, 39924864, 45628416, 53233152, 70977536, 79849728, 91256832, 106466304, 159699456, 212932608, 319398912, 638797824]

約数ペア:

[(1, 638797824), (2, 319398912), (3, 212932608), (4, 159699456), (6, 106466304), (7, 91256832), (8, 79849728), (9, 70977536), (12, 53233152), (14, 45628416), (16, 39924864), (18, 35488768), (21, 30418944), (24, 26616576), (28, 22814208), (32, 19962432), (36, 17744384), (42, 15209472), (48, 13308288), (56, 11407104), (63, 10139648), (64, 9981216), (72, 8872192), (84, 7604736), (96, 6654144), (112, 5703552), (126, 5069824), (128, 4990608), (144, 4436096), (168, 3802368), (192, 3327072), (224, 2851776), (252, 2534912), (256, 2495304), (288, 2218048), (336, 1901184), (384, 1663536), (448, 1425888), (504, 1267456), (512, 1247652), (576, 1109024), (672, 950592), (768, 831768), (896, 712944), (1008, 633728), (1024, 623826), (1152, 554512), (1344, 475296), (1536, 415884), (1792, 356472), (2016, 316864), (2048, 311913), (2304, 277256), (2688, 237648), (3072, 207942), (3584, 178236), (4032, 158432), (4608, 138628), (4951, 129024), (5376, 118824), (6144, 103971), (7168, 89118), (8064, 79216), (9216, 69314), (9902, 64512), (10752, 59412), (14336, 44559), (14853, 43008), (16128, 39608), (18432, 34657), (19804, 32256), (21504, 29706)]