161173764

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{263}}^1\times {\mathrm{587}}^1$

素因数の和:889

約数の個数: 72

約数和(自身を含む): 423783360

約数和(自身を除く): 262609596

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 174, 261, 263, 348, 522, 526, 587, 789, 1044, 1052, 1174, 1578, 1761, 2348, 2367, 3156, 3522, 4734, 5283, 7044, 7627, 9468, 10566, 15254, 17023, 21132, 22881, 30508, 34046, 45762, 51069, 68092, 68643, 91524, 102138, 137286, 153207, 154381, 204276, 274572, 306414, 308762, 463143, 612828, 617524, 926286, 1389429, 1852572, 2778858, 4477049, 5557716, 8954098, 13431147, 17908196, 26862294, 40293441, 53724588, 80586882, 161173764]

約数ペア:

[(1, 161173764), (2, 80586882), (3, 53724588), (4, 40293441), (6, 26862294), (9, 17908196), (12, 13431147), (18, 8954098), (29, 5557716), (36, 4477049), (58, 2778858), (87, 1852572), (116, 1389429), (174, 926286), (261, 617524), (263, 612828), (348, 463143), (522, 308762), (526, 306414), (587, 274572), (789, 204276), (1044, 154381), (1052, 153207), (1174, 137286), (1578, 102138), (1761, 91524), (2348, 68643), (2367, 68092), (3156, 51069), (3522, 45762), (4734, 34046), (5283, 30508), (7044, 22881), (7627, 21132), (9468, 17023), (10566, 15254)]