642810

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{3061}}^1$

素因数の和:3078

約数の個数: 32

約数和(自身を含む): 1763712

約数和(自身を除く): 1120902

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 3061, 6122, 9183, 15305, 18366, 21427, 30610, 42854, 45915, 64281, 91830, 107135, 128562, 214270, 321405, 642810]

約数ペア:

[(1, 642810), (2, 321405), (3, 214270), (5, 128562), (6, 107135), (7, 91830), (10, 64281), (14, 45915), (15, 42854), (21, 30610), (30, 21427), (35, 18366), (42, 15305), (70, 9183), (105, 6122), (210, 3061)]