266801640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{317621}}^1$

素因数の和:317642

約数の個数: 64

約数和(自身を含む): 914751360

約数和(自身を除く): 647949720

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, 317621, 635242, 952863, 1270484, 1588105, 1905726, 2223347, 2540968, 3176210, 3811452, 4446694, 4764315, 6352420, 6670041, 7622904, 8893388, 9528630, 11116735, 12704840, 13340082, 17786776, 19057260, 22233470, 26680164, 33350205, 38114520, 44466940, 53360328, 66700410, 88933880, 133400820, 266801640]

約数ペア:

[(1, 266801640), (2, 133400820), (3, 88933880), (4, 66700410), (5, 53360328), (6, 44466940), (7, 38114520), (8, 33350205), (10, 26680164), (12, 22233470), (14, 19057260), (15, 17786776), (20, 13340082), (21, 12704840), (24, 11116735), (28, 9528630), (30, 8893388), (35, 7622904), (40, 6670041), (42, 6352420), (56, 4764315), (60, 4446694), (70, 3811452), (84, 3176210), (105, 2540968), (120, 2223347), (140, 1905726), (168, 1588105), (210, 1270484), (280, 952863), (420, 635242), (840, 317621)]