205750260

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{381019}}^1$

素因数の和:381037

約数の個数: 48

約数和(自身を含む): 640113600

約数和(自身を除く): 434363340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 381019, 762038, 1143057, 1524076, 1905095, 2286114, 3429171, 3810190, 4572228, 5715285, 6858342, 7620380, 10287513, 11430570, 13716684, 17145855, 20575026, 22861140, 34291710, 41150052, 51437565, 68583420, 102875130, 205750260]

約数ペア:

[(1, 205750260), (2, 102875130), (3, 68583420), (4, 51437565), (5, 41150052), (6, 34291710), (9, 22861140), (10, 20575026), (12, 17145855), (15, 13716684), (18, 11430570), (20, 10287513), (27, 7620380), (30, 6858342), (36, 5715285), (45, 4572228), (54, 3810190), (60, 3429171), (90, 2286114), (108, 1905095), (135, 1524076), (180, 1143057), (270, 762038), (540, 381019)]