128639088

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{28817}}^1$

素因数の和:28862

約数の個数: 60

約数和(自身を含む): 371636928

約数和(自身を除く): 242997840

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 62, 72, 93, 124, 144, 186, 248, 279, 372, 496, 558, 744, 1116, 1488, 2232, 4464, 28817, 57634, 86451, 115268, 172902, 230536, 259353, 345804, 461072, 518706, 691608, 893327, 1037412, 1383216, 1786654, 2074824, 2679981, 3573308, 4149648, 5359962, 7146616, 8039943, 10719924, 14293232, 16079886, 21439848, 32159772, 42879696, 64319544, 128639088]

約数ペア:

[(1, 128639088), (2, 64319544), (3, 42879696), (4, 32159772), (6, 21439848), (8, 16079886), (9, 14293232), (12, 10719924), (16, 8039943), (18, 7146616), (24, 5359962), (31, 4149648), (36, 3573308), (48, 2679981), (62, 2074824), (72, 1786654), (93, 1383216), (124, 1037412), (144, 893327), (186, 691608), (248, 518706), (279, 461072), (372, 345804), (496, 259353), (558, 230536), (744, 172902), (1116, 115268), (1488, 86451), (2232, 57634), (4464, 28817)]