641010048

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{238471}}^1$

素因数の和:238495

約数の個数: 64

約数和(自身を含む): 1945931520

約数和(自身を除く): 1304921472

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 336, 384, 448, 672, 896, 1344, 2688, 238471, 476942, 715413, 953884, 1430826, 1669297, 1907768, 2861652, 3338594, 3815536, 5007891, 5723304, 6677188, 7631072, 10015782, 11446608, 13354376, 15262144, 20031564, 22893216, 26708752, 30524288, 40063128, 45786432, 53417504, 80126256, 91572864, 106835008, 160252512, 213670016, 320505024, 641010048]

約数ペア:

[(1, 641010048), (2, 320505024), (3, 213670016), (4, 160252512), (6, 106835008), (7, 91572864), (8, 80126256), (12, 53417504), (14, 45786432), (16, 40063128), (21, 30524288), (24, 26708752), (28, 22893216), (32, 20031564), (42, 15262144), (48, 13354376), (56, 11446608), (64, 10015782), (84, 7631072), (96, 6677188), (112, 5723304), (128, 5007891), (168, 3815536), (192, 3338594), (224, 2861652), (336, 1907768), (384, 1669297), (448, 1430826), (672, 953884), (896, 715413), (1344, 476942), (2688, 238471)]