1285512840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{3570869}}^1$

素因数の和:3570886

約数の個数: 48

約数和(自身を含む): 4177917900

約数和(自身を除く): 2892405060

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 3570869, 7141738, 10712607, 14283476, 17854345, 21425214, 28566952, 32137821, 35708690, 42850428, 53563035, 64275642, 71417380, 85700856, 107126070, 128551284, 142834760, 160689105, 214252140, 257102568, 321378210, 428504280, 642756420, 1285512840]

約数ペア:

[(1, 1285512840), (2, 642756420), (3, 428504280), (4, 321378210), (5, 257102568), (6, 214252140), (8, 160689105), (9, 142834760), (10, 128551284), (12, 107126070), (15, 85700856), (18, 71417380), (20, 64275642), (24, 53563035), (30, 42850428), (36, 35708690), (40, 32137821), (45, 28566952), (60, 21425214), (72, 17854345), (90, 14283476), (120, 10712607), (180, 7141738), (360, 3570869)]