306765620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{19391}}^1$

素因数の和:19520

約数の個数: 48

約数和(自身を含む): 742791168

約数和(自身を除く): 436025548

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 113, 140, 226, 452, 565, 791, 1130, 1582, 2260, 3164, 3955, 7910, 15820, 19391, 38782, 77564, 96955, 135737, 193910, 271474, 387820, 542948, 678685, 1357370, 2191183, 2714740, 4382366, 8764732, 10955915, 15338281, 21911830, 30676562, 43823660, 61353124, 76691405, 153382810, 306765620]

約数ペア:

[(1, 306765620), (2, 153382810), (4, 76691405), (5, 61353124), (7, 43823660), (10, 30676562), (14, 21911830), (20, 15338281), (28, 10955915), (35, 8764732), (70, 4382366), (113, 2714740), (140, 2191183), (226, 1357370), (452, 678685), (565, 542948), (791, 387820), (1130, 271474), (1582, 193910), (2260, 135737), (3164, 96955), (3955, 77564), (7910, 38782), (15820, 19391)]