339337740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{115421}}^1$

素因数の和:115447

約数の個数: 72

約数和(自身を含む): 1105281072

約数和(自身を除く): 765943332

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 115421, 230842, 346263, 461684, 577105, 692526, 807947, 1154210, 1385052, 1615894, 1731315, 2308420, 2423841, 3231788, 3462630, 4039735, 4847682, 5655629, 6925260, 8079470, 9695364, 11311258, 12119205, 16158940, 16966887, 22622516, 24238410, 28278145, 33933774, 48476820, 56556290, 67867548, 84834435, 113112580, 169668870, 339337740]

約数ペア:

[(1, 339337740), (2, 169668870), (3, 113112580), (4, 84834435), (5, 67867548), (6, 56556290), (7, 48476820), (10, 33933774), (12, 28278145), (14, 24238410), (15, 22622516), (20, 16966887), (21, 16158940), (28, 12119205), (30, 11311258), (35, 9695364), (42, 8079470), (49, 6925260), (60, 5655629), (70, 4847682), (84, 4039735), (98, 3462630), (105, 3231788), (140, 2423841), (147, 2308420), (196, 1731315), (210, 1615894), (245, 1385052), (294, 1154210), (420, 807947), (490, 692526), (588, 577105), (735, 461684), (980, 346263), (1470, 230842), (2940, 115421)]