306839470

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{263}}^1\times {\mathrm{2381}}^1$

素因数の和:2665

約数の個数: 48

約数和(自身を含む): 645198048

約数和(自身を除く): 338358578

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 263, 490, 526, 1315, 1841, 2381, 2630, 3682, 4762, 9205, 11905, 12887, 16667, 18410, 23810, 25774, 33334, 64435, 83335, 116669, 128870, 166670, 233338, 583345, 626203, 1166690, 1252406, 3131015, 4383421, 6262030, 8766842, 21917105, 30683947, 43834210, 61367894, 153419735, 306839470]

約数ペア:

[(1, 306839470), (2, 153419735), (5, 61367894), (7, 43834210), (10, 30683947), (14, 21917105), (35, 8766842), (49, 6262030), (70, 4383421), (98, 3131015), (245, 1252406), (263, 1166690), (490, 626203), (526, 583345), (1315, 233338), (1841, 166670), (2381, 128870), (2630, 116669), (3682, 83335), (4762, 64435), (9205, 33334), (11905, 25774), (12887, 23810), (16667, 18410)]