90681930

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{111953}}^1$

素因数の和:111972

約数の個数: 40

約数和(自身を含む): 243835812

約数和(自身を除く): 153153882

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 111953, 223906, 335859, 559765, 671718, 1007577, 1119530, 1679295, 2015154, 3022731, 3358590, 5037885, 6045462, 9068193, 10075770, 15113655, 18136386, 30227310, 45340965, 90681930]

約数ペア:

[(1, 90681930), (2, 45340965), (3, 30227310), (5, 18136386), (6, 15113655), (9, 10075770), (10, 9068193), (15, 6045462), (18, 5037885), (27, 3358590), (30, 3022731), (45, 2015154), (54, 1679295), (81, 1119530), (90, 1007577), (135, 671718), (162, 559765), (270, 335859), (405, 223906), (810, 111953)]