161878260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2697971}}^1$

素因数の和:2697983

約数の個数: 24

約数和(自身を含む): 453259296

約数和(自身を除く): 291381036

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2697971, 5395942, 8093913, 10791884, 13489855, 16187826, 26979710, 32375652, 40469565, 53959420, 80939130, 161878260]

約数ペア:

[(1, 161878260), (2, 80939130), (3, 53959420), (4, 40469565), (5, 32375652), (6, 26979710), (10, 16187826), (12, 13489855), (15, 10791884), (20, 8093913), (30, 5395942), (60, 2697971)]