820392960

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{53411}}^1$

素因数の和:53439

約数の個数: 88

約数和(自身を含む): 2624024736

約数和(自身を除く): 1803631776

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, 256, 320, 384, 480, 512, 640, 768, 960, 1024, 1280, 1536, 1920, 2560, 3072, 3840, 5120, 7680, 15360, 53411, 106822, 160233, 213644, 267055, 320466, 427288, 534110, 640932, 801165, 854576, 1068220, 1281864, 1602330, 1709152, 2136440, 2563728, 3204660, 3418304, 4272880, 5127456, 6409320, 6836608, 8545760, 10254912, 12818640, 13673216, 17091520, 20509824, 25637280, 27346432, 34183040, 41019648, 51274560, 54692864, 68366080, 82039296, 102549120, 136732160, 164078592, 205098240, 273464320, 410196480, 820392960]

約数ペア:

[(1, 820392960), (2, 410196480), (3, 273464320), (4, 205098240), (5, 164078592), (6, 136732160), (8, 102549120), (10, 82039296), (12, 68366080), (15, 54692864), (16, 51274560), (20, 41019648), (24, 34183040), (30, 27346432), (32, 25637280), (40, 20509824), (48, 17091520), (60, 13673216), (64, 12818640), (80, 10254912), (96, 8545760), (120, 6836608), (128, 6409320), (160, 5127456), (192, 4272880), (240, 3418304), (256, 3204660), (320, 2563728), (384, 2136440), (480, 1709152), (512, 1602330), (640, 1281864), (768, 1068220), (960, 854576), (1024, 801165), (1280, 640932), (1536, 534110), (1920, 427288), (2560, 320466), (3072, 267055), (3840, 213644), (5120, 160233), (7680, 106822), (15360, 53411)]