21646080

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{1879}}^1$

素因数の和:1906

約数の個数: 108

約数和(自身を含む): 74933040

約数和(自身を除く): 53286960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1879, 1920, 2304, 2880, 3758, 3840, 5637, 5760, 7516, 9395, 11274, 11520, 15032, 16911, 18790, 22548, 28185, 30064, 33822, 37580, 45096, 56370, 60128, 67644, 75160, 84555, 90192, 112740, 120256, 135288, 150320, 169110, 180384, 225480, 240512, 270576, 300640, 338220, 360768, 450960, 481024, 541152, 601280, 676440, 721536, 901920, 1082304, 1202560, 1352880, 1443072, 1803840, 2164608, 2405120, 2705760, 3607680, 4329216, 5411520, 7215360, 10823040, 21646080]

約数ペア:

[(1, 21646080), (2, 10823040), (3, 7215360), (4, 5411520), (5, 4329216), (6, 3607680), (8, 2705760), (9, 2405120), (10, 2164608), (12, 1803840), (15, 1443072), (16, 1352880), (18, 1202560), (20, 1082304), (24, 901920), (30, 721536), (32, 676440), (36, 601280), (40, 541152), (45, 481024), (48, 450960), (60, 360768), (64, 338220), (72, 300640), (80, 270576), (90, 240512), (96, 225480), (120, 180384), (128, 169110), (144, 150320), (160, 135288), (180, 120256), (192, 112740), (240, 90192), (256, 84555), (288, 75160), (320, 67644), (360, 60128), (384, 56370), (480, 45096), (576, 37580), (640, 33822), (720, 30064), (768, 28185), (960, 22548), (1152, 18790), (1280, 16911), (1440, 15032), (1879, 11520), (1920, 11274), (2304, 9395), (2880, 7516), (3758, 5760), (3840, 5637)]