209074560

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{108893}}^1$

素因数の和:108915

約数の個数: 64

約数和(自身を含む): 666431280

約数和(自身を除く): 457356720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 108893, 217786, 326679, 435572, 544465, 653358, 871144, 1088930, 1306716, 1633395, 1742288, 2177860, 2613432, 3266790, 3484576, 4355720, 5226864, 6533580, 6969152, 8711440, 10453728, 13067160, 13938304, 17422880, 20907456, 26134320, 34845760, 41814912, 52268640, 69691520, 104537280, 209074560]

約数ペア:

[(1, 209074560), (2, 104537280), (3, 69691520), (4, 52268640), (5, 41814912), (6, 34845760), (8, 26134320), (10, 20907456), (12, 17422880), (15, 13938304), (16, 13067160), (20, 10453728), (24, 8711440), (30, 6969152), (32, 6533580), (40, 5226864), (48, 4355720), (60, 3484576), (64, 3266790), (80, 2613432), (96, 2177860), (120, 1742288), (128, 1633395), (160, 1306716), (192, 1088930), (240, 871144), (320, 653358), (384, 544465), (480, 435572), (640, 326679), (960, 217786), (1920, 108893)]