78720228

素因数分解:

$2^2\times 3^3\times {\mathrm{728891}}^1$

素因数の和:728904

約数の個数: 24

約数和(自身を含む): 204089760

約数和(自身を除く): 125369532

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 728891, 1457782, 2186673, 2915564, 4373346, 6560019, 8746692, 13120038, 19680057, 26240076, 39360114, 78720228]

約数ペア:

[(1, 78720228), (2, 39360114), (3, 26240076), (4, 19680057), (6, 13120038), (9, 8746692), (12, 6560019), (18, 4373346), (27, 2915564), (36, 2186673), (54, 1457782), (108, 728891)]