645068592

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{639949}}^1$

素因数の和:639970

約数の個数: 60

約数和(自身を含む): 2063198800

約数和(自身を除く): 1418130208

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 639949, 1279898, 1919847, 2559796, 3839694, 4479643, 5119592, 5759541, 7679388, 8959286, 10239184, 11519082, 13438929, 15358776, 17918572, 23038164, 26877858, 30717552, 35837144, 40316787, 46076328, 53755716, 71674288, 80633574, 92152656, 107511432, 161267148, 215022864, 322534296, 645068592]

約数ペア:

[(1, 645068592), (2, 322534296), (3, 215022864), (4, 161267148), (6, 107511432), (7, 92152656), (8, 80633574), (9, 71674288), (12, 53755716), (14, 46076328), (16, 40316787), (18, 35837144), (21, 30717552), (24, 26877858), (28, 23038164), (36, 17918572), (42, 15358776), (48, 13438929), (56, 11519082), (63, 10239184), (72, 8959286), (84, 7679388), (112, 5759541), (126, 5119592), (144, 4479643), (168, 3839694), (252, 2559796), (336, 1919847), (504, 1279898), (1008, 639949)]