128205960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1068383}}^1$

素因数の和:1068397

約数の個数: 32

約数和(自身を含む): 384618240

約数和(自身を除く): 256412280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1068383, 2136766, 3205149, 4273532, 5341915, 6410298, 8547064, 10683830, 12820596, 16025745, 21367660, 25641192, 32051490, 42735320, 64102980, 128205960]

約数ペア:

[(1, 128205960), (2, 64102980), (3, 42735320), (4, 32051490), (5, 25641192), (6, 21367660), (8, 16025745), (10, 12820596), (12, 10683830), (15, 8547064), (20, 6410298), (24, 5341915), (30, 4273532), (40, 3205149), (60, 2136766), (120, 1068383)]