639480576

素因数分解:

$2^8\times 3^1\times 7^2\times {\mathrm{16993}}^1$

素因数の和:17026

約数の個数: 108

約数和(自身を含む): 1979936952

約数和(自身を除く): 1340456376

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 64, 84, 96, 98, 112, 128, 147, 168, 192, 196, 224, 256, 294, 336, 384, 392, 448, 588, 672, 768, 784, 896, 1176, 1344, 1568, 1792, 2352, 2688, 3136, 4704, 5376, 6272, 9408, 12544, 16993, 18816, 33986, 37632, 50979, 67972, 101958, 118951, 135944, 203916, 237902, 271888, 356853, 407832, 475804, 543776, 713706, 815664, 832657, 951608, 1087552, 1427412, 1631328, 1665314, 1903216, 2175104, 2497971, 2854824, 3262656, 3330628, 3806432, 4350208, 4995942, 5709648, 6525312, 6661256, 7612864, 9991884, 11419296, 13050624, 13322512, 15225728, 19983768, 22838592, 26645024, 30451456, 39967536, 45677184, 53290048, 79935072, 91354368, 106580096, 159870144, 213160192, 319740288, 639480576]

約数ペア:

[(1, 639480576), (2, 319740288), (3, 213160192), (4, 159870144), (6, 106580096), (7, 91354368), (8, 79935072), (12, 53290048), (14, 45677184), (16, 39967536), (21, 30451456), (24, 26645024), (28, 22838592), (32, 19983768), (42, 15225728), (48, 13322512), (49, 13050624), (56, 11419296), (64, 9991884), (84, 7612864), (96, 6661256), (98, 6525312), (112, 5709648), (128, 4995942), (147, 4350208), (168, 3806432), (192, 3330628), (196, 3262656), (224, 2854824), (256, 2497971), (294, 2175104), (336, 1903216), (384, 1665314), (392, 1631328), (448, 1427412), (588, 1087552), (672, 951608), (768, 832657), (784, 815664), (896, 713706), (1176, 543776), (1344, 475804), (1568, 407832), (1792, 356853), (2352, 271888), (2688, 237902), (3136, 203916), (4704, 135944), (5376, 118951), (6272, 101958), (9408, 67972), (12544, 50979), (16993, 37632), (18816, 33986)]