172557180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{9883}}^1$

素因数の和:9995

約数の個数: 72

約数和(自身を含む): 528873072

約数和(自身を除く): 356315892

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 97, 180, 194, 291, 388, 485, 582, 873, 970, 1164, 1455, 1746, 1940, 2910, 3492, 4365, 5820, 8730, 9883, 17460, 19766, 29649, 39532, 49415, 59298, 88947, 98830, 118596, 148245, 177894, 197660, 296490, 355788, 444735, 592980, 889470, 958651, 1778940, 1917302, 2875953, 3834604, 4793255, 5751906, 8627859, 9586510, 11503812, 14379765, 17255718, 19173020, 28759530, 34511436, 43139295, 57519060, 86278590, 172557180]

約数ペア:

[(1, 172557180), (2, 86278590), (3, 57519060), (4, 43139295), (5, 34511436), (6, 28759530), (9, 19173020), (10, 17255718), (12, 14379765), (15, 11503812), (18, 9586510), (20, 8627859), (30, 5751906), (36, 4793255), (45, 3834604), (60, 2875953), (90, 1917302), (97, 1778940), (180, 958651), (194, 889470), (291, 592980), (388, 444735), (485, 355788), (582, 296490), (873, 197660), (970, 177894), (1164, 148245), (1455, 118596), (1746, 98830), (1940, 88947), (2910, 59298), (3492, 49415), (4365, 39532), (5820, 29649), (8730, 19766), (9883, 17460)]