78812280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{218923}}^1$

素因数の和:218940

約数の個数: 48

約数和(自身を含む): 256141080

約数和(自身を除く): 177328800

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, 218923, 437846, 656769, 875692, 1094615, 1313538, 1751384, 1970307, 2189230, 2627076, 3283845, 3940614, 4378460, 5254152, 6567690, 7881228, 8756920, 9851535, 13135380, 15762456, 19703070, 26270760, 39406140, 78812280]

約数ペア:

[(1, 78812280), (2, 39406140), (3, 26270760), (4, 19703070), (5, 15762456), (6, 13135380), (8, 9851535), (9, 8756920), (10, 7881228), (12, 6567690), (15, 5254152), (18, 4378460), (20, 3940614), (24, 3283845), (30, 2627076), (36, 2189230), (40, 1970307), (45, 1751384), (60, 1313538), (72, 1094615), (90, 875692), (120, 656769), (180, 437846), (360, 218923)]