210018420

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{129641}}^1$

素因数の和:129662

約数の個数: 60

約数和(自身を含む): 658840644

約数和(自身を除く): 448822224

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 129641, 259282, 388923, 518564, 648205, 777846, 1166769, 1296410, 1555692, 1944615, 2333538, 2592820, 3500307, 3889230, 4667076, 5833845, 7000614, 7778460, 10500921, 11667690, 14001228, 17501535, 21001842, 23335380, 35003070, 42003684, 52504605, 70006140, 105009210, 210018420]

約数ペア:

[(1, 210018420), (2, 105009210), (3, 70006140), (4, 52504605), (5, 42003684), (6, 35003070), (9, 23335380), (10, 21001842), (12, 17501535), (15, 14001228), (18, 11667690), (20, 10500921), (27, 7778460), (30, 7000614), (36, 5833845), (45, 4667076), (54, 3889230), (60, 3500307), (81, 2592820), (90, 2333538), (108, 1944615), (135, 1555692), (162, 1296410), (180, 1166769), (270, 777846), (324, 648205), (405, 518564), (540, 388923), (810, 259282), (1620, 129641)]