67152680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{239831}}^1$

素因数の和:239849

約数の個数: 32

約数和(自身を含む): 172679040

約数和(自身を除く): 105526360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 239831, 479662, 959324, 1199155, 1678817, 1918648, 2398310, 3357634, 4796620, 6715268, 8394085, 9593240, 13430536, 16788170, 33576340, 67152680]

約数ペア:

[(1, 67152680), (2, 33576340), (4, 16788170), (5, 13430536), (7, 9593240), (8, 8394085), (10, 6715268), (14, 4796620), (20, 3357634), (28, 2398310), (35, 1918648), (40, 1678817), (56, 1199155), (70, 959324), (140, 479662), (280, 239831)]