252940590

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{133831}}^1$

素因数の和:133854

約数の個数: 64

約数和(自身を含む): 770872320

約数和(自身を除く): 517931730

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 133831, 267662, 401493, 669155, 802986, 936817, 1204479, 1338310, 1873634, 2007465, 2408958, 2810451, 3613437, 4014930, 4684085, 5620902, 6022395, 7226874, 8431353, 9368170, 12044790, 14052255, 16862706, 18067185, 25294059, 28104510, 36134370, 42156765, 50588118, 84313530, 126470295, 252940590]

約数ペア:

[(1, 252940590), (2, 126470295), (3, 84313530), (5, 50588118), (6, 42156765), (7, 36134370), (9, 28104510), (10, 25294059), (14, 18067185), (15, 16862706), (18, 14052255), (21, 12044790), (27, 9368170), (30, 8431353), (35, 7226874), (42, 6022395), (45, 5620902), (54, 4684085), (63, 4014930), (70, 3613437), (90, 2810451), (105, 2408958), (126, 2007465), (135, 1873634), (189, 1338310), (210, 1204479), (270, 936817), (315, 802986), (378, 669155), (630, 401493), (945, 267662), (1890, 133831)]