128663120

素因数分解:

$2^4\times 5^1\times {\mathrm{283}}^1\times {\mathrm{5683}}^1$

素因数の和:5979

約数の個数: 40

約数和(自身を含む): 300251616

約数和(自身を除く): 171588496

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 283, 566, 1132, 1415, 2264, 2830, 4528, 5660, 5683, 11320, 11366, 22640, 22732, 28415, 45464, 56830, 90928, 113660, 227320, 454640, 1608289, 3216578, 6433156, 8041445, 12866312, 16082890, 25732624, 32165780, 64331560, 128663120]

約数ペア:

[(1, 128663120), (2, 64331560), (4, 32165780), (5, 25732624), (8, 16082890), (10, 12866312), (16, 8041445), (20, 6433156), (40, 3216578), (80, 1608289), (283, 454640), (566, 227320), (1132, 113660), (1415, 90928), (2264, 56830), (2830, 45464), (4528, 28415), (5660, 22732), (5683, 22640), (11320, 11366)]