7880320

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{1759}}^1$

素因数の和:1785

約数の個数: 64

約数和(自身を含む): 21542400

約数和(自身を除く): 13662080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 1759, 2240, 3518, 4480, 7036, 8795, 12313, 14072, 17590, 24626, 28144, 35180, 49252, 56288, 61565, 70360, 98504, 112576, 123130, 140720, 197008, 225152, 246260, 281440, 394016, 492520, 562880, 788032, 985040, 1125760, 1576064, 1970080, 3940160, 7880320]

約数ペア:

[(1, 7880320), (2, 3940160), (4, 1970080), (5, 1576064), (7, 1125760), (8, 985040), (10, 788032), (14, 562880), (16, 492520), (20, 394016), (28, 281440), (32, 246260), (35, 225152), (40, 197008), (56, 140720), (64, 123130), (70, 112576), (80, 98504), (112, 70360), (128, 61565), (140, 56288), (160, 49252), (224, 35180), (280, 28144), (320, 24626), (448, 17590), (560, 14072), (640, 12313), (896, 8795), (1120, 7036), (1759, 4480), (2240, 3518)]