252167680

素因数分解:

$2^9\times 5^1\times {\mathrm{137}}^1\times {\mathrm{719}}^1$

素因数の和:879

約数の個数: 80

約数和(自身を含む): 609871680

約数和(自身を除く): 357704000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 137, 160, 256, 274, 320, 512, 548, 640, 685, 719, 1096, 1280, 1370, 1438, 2192, 2560, 2740, 2876, 3595, 4384, 5480, 5752, 7190, 8768, 10960, 11504, 14380, 17536, 21920, 23008, 28760, 35072, 43840, 46016, 57520, 70144, 87680, 92032, 98503, 115040, 175360, 184064, 197006, 230080, 350720, 368128, 394012, 460160, 492515, 788024, 920320, 985030, 1576048, 1840640, 1970060, 3152096, 3940120, 6304192, 7880240, 12608384, 15760480, 25216768, 31520960, 50433536, 63041920, 126083840, 252167680]

約数ペア:

[(1, 252167680), (2, 126083840), (4, 63041920), (5, 50433536), (8, 31520960), (10, 25216768), (16, 15760480), (20, 12608384), (32, 7880240), (40, 6304192), (64, 3940120), (80, 3152096), (128, 1970060), (137, 1840640), (160, 1576048), (256, 985030), (274, 920320), (320, 788024), (512, 492515), (548, 460160), (640, 394012), (685, 368128), (719, 350720), (1096, 230080), (1280, 197006), (1370, 184064), (1438, 175360), (2192, 115040), (2560, 98503), (2740, 92032), (2876, 87680), (3595, 70144), (4384, 57520), (5480, 46016), (5752, 43840), (7190, 35072), (8768, 28760), (10960, 23008), (11504, 21920), (14380, 17536)]