210920940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1171783}}^1$

素因数の和:1171798

約数の個数: 36

約数和(自身を含む): 639794064

約数和(自身を除く): 428873124

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1171783, 2343566, 3515349, 4687132, 5858915, 7030698, 10546047, 11717830, 14061396, 17576745, 21092094, 23435660, 35153490, 42184188, 52730235, 70306980, 105460470, 210920940]

約数ペア:

[(1, 210920940), (2, 105460470), (3, 70306980), (4, 52730235), (5, 42184188), (6, 35153490), (9, 23435660), (10, 21092094), (12, 17576745), (15, 14061396), (18, 11717830), (20, 10546047), (30, 7030698), (36, 5858915), (45, 4687132), (60, 3515349), (90, 2343566), (180, 1171783)]