127896320

素因数分解:

$2^8\times 5^1\times {\mathrm{163}}^1\times {\mathrm{613}}^1$

素因数の和:797

約数の個数: 72

約数和(自身を含む): 308733936

約数和(自身を除く): 180837616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 163, 256, 320, 326, 613, 640, 652, 815, 1226, 1280, 1304, 1630, 2452, 2608, 3065, 3260, 4904, 5216, 6130, 6520, 9808, 10432, 12260, 13040, 19616, 20864, 24520, 26080, 39232, 41728, 49040, 52160, 78464, 98080, 99919, 104320, 156928, 196160, 199838, 208640, 392320, 399676, 499595, 784640, 799352, 999190, 1598704, 1998380, 3197408, 3996760, 6394816, 7993520, 12789632, 15987040, 25579264, 31974080, 63948160, 127896320]

約数ペア:

[(1, 127896320), (2, 63948160), (4, 31974080), (5, 25579264), (8, 15987040), (10, 12789632), (16, 7993520), (20, 6394816), (32, 3996760), (40, 3197408), (64, 1998380), (80, 1598704), (128, 999190), (160, 799352), (163, 784640), (256, 499595), (320, 399676), (326, 392320), (613, 208640), (640, 199838), (652, 196160), (815, 156928), (1226, 104320), (1280, 99919), (1304, 98080), (1630, 78464), (2452, 52160), (2608, 49040), (3065, 41728), (3260, 39232), (4904, 26080), (5216, 24520), (6130, 20864), (6520, 19616), (9808, 13040), (10432, 12260)]