287138940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{435059}}^1$

素因数の和:435082

約数の個数: 48

約数和(自身を含む): 877080960

約数和(自身を除く): 589942020

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 435059, 870118, 1305177, 1740236, 2175295, 2610354, 4350590, 4785649, 5220708, 6525885, 8701180, 9571298, 13051770, 14356947, 19142596, 23928245, 26103540, 28713894, 47856490, 57427788, 71784735, 95712980, 143569470, 287138940]

約数ペア:

[(1, 287138940), (2, 143569470), (3, 95712980), (4, 71784735), (5, 57427788), (6, 47856490), (10, 28713894), (11, 26103540), (12, 23928245), (15, 19142596), (20, 14356947), (22, 13051770), (30, 9571298), (33, 8701180), (44, 6525885), (55, 5220708), (60, 4785649), (66, 4350590), (110, 2610354), (132, 2175295), (165, 1740236), (220, 1305177), (330, 870118), (660, 435059)]