138004440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{164291}}^1$

素因数の和:164312

約数の個数: 64

約数和(自身を含む): 473160960

約数和(自身を除く): 335156520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 164291, 328582, 492873, 657164, 821455, 985746, 1150037, 1314328, 1642910, 1971492, 2300074, 2464365, 3285820, 3450111, 3942984, 4600148, 4928730, 5750185, 6571640, 6900222, 9200296, 9857460, 11500370, 13800444, 17250555, 19714920, 23000740, 27600888, 34501110, 46001480, 69002220, 138004440]

約数ペア:

[(1, 138004440), (2, 69002220), (3, 46001480), (4, 34501110), (5, 27600888), (6, 23000740), (7, 19714920), (8, 17250555), (10, 13800444), (12, 11500370), (14, 9857460), (15, 9200296), (20, 6900222), (21, 6571640), (24, 5750185), (28, 4928730), (30, 4600148), (35, 3942984), (40, 3450111), (42, 3285820), (56, 2464365), (60, 2300074), (70, 1971492), (84, 1642910), (105, 1314328), (120, 1150037), (140, 985746), (168, 821455), (210, 657164), (280, 492873), (420, 328582), (840, 164291)]