269133640

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{233}}^1\times {\mathrm{431}}^1$

素因数の和:742

約数の個数: 64

約数和(自身を含む): 618658560

約数和(自身を除く): 349524920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 233, 268, 335, 431, 466, 536, 670, 862, 932, 1165, 1340, 1724, 1864, 2155, 2330, 2680, 3448, 4310, 4660, 8620, 9320, 15611, 17240, 28877, 31222, 57754, 62444, 78055, 100423, 115508, 124888, 144385, 156110, 200846, 231016, 288770, 312220, 401692, 502115, 577540, 624440, 803384, 1004230, 1155080, 2008460, 4016920, 6728341, 13456682, 26913364, 33641705, 53826728, 67283410, 134566820, 269133640]

約数ペア:

[(1, 269133640), (2, 134566820), (4, 67283410), (5, 53826728), (8, 33641705), (10, 26913364), (20, 13456682), (40, 6728341), (67, 4016920), (134, 2008460), (233, 1155080), (268, 1004230), (335, 803384), (431, 624440), (466, 577540), (536, 502115), (670, 401692), (862, 312220), (932, 288770), (1165, 231016), (1340, 200846), (1724, 156110), (1864, 144385), (2155, 124888), (2330, 115508), (2680, 100423), (3448, 78055), (4310, 62444), (4660, 57754), (8620, 31222), (9320, 28877), (15611, 17240)]