28389120

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{7393}}^1$

素因数の和:7417

約数の個数: 72

約数和(自身を含む): 90680016

約数和(自身を除く): 62290896

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, 640, 768, 960, 1280, 1920, 3840, 7393, 14786, 22179, 29572, 36965, 44358, 59144, 73930, 88716, 110895, 118288, 147860, 177432, 221790, 236576, 295720, 354864, 443580, 473152, 591440, 709728, 887160, 946304, 1182880, 1419456, 1774320, 1892608, 2365760, 2838912, 3548640, 4731520, 5677824, 7097280, 9463040, 14194560, 28389120]

約数ペア:

[(1, 28389120), (2, 14194560), (3, 9463040), (4, 7097280), (5, 5677824), (6, 4731520), (8, 3548640), (10, 2838912), (12, 2365760), (15, 1892608), (16, 1774320), (20, 1419456), (24, 1182880), (30, 946304), (32, 887160), (40, 709728), (48, 591440), (60, 473152), (64, 443580), (80, 354864), (96, 295720), (120, 236576), (128, 221790), (160, 177432), (192, 147860), (240, 118288), (256, 110895), (320, 88716), (384, 73930), (480, 59144), (640, 44358), (768, 36965), (960, 29572), (1280, 22179), (1920, 14786), (3840, 7393)]