78818760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{218941}}^1$

素因数の和:218958

約数の個数: 48

約数和(自身を含む): 256162140

約数和(自身を除く): 177343380

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, 218941, 437882, 656823, 875764, 1094705, 1313646, 1751528, 1970469, 2189410, 2627292, 3284115, 3940938, 4378820, 5254584, 6568230, 7881876, 8757640, 9852345, 13136460, 15763752, 19704690, 26272920, 39409380, 78818760]

約数ペア:

[(1, 78818760), (2, 39409380), (3, 26272920), (4, 19704690), (5, 15763752), (6, 13136460), (8, 9852345), (9, 8757640), (10, 7881876), (12, 6568230), (15, 5254584), (18, 4378820), (20, 3940938), (24, 3284115), (30, 2627292), (36, 2189410), (40, 1970469), (45, 1751528), (60, 1313646), (72, 1094705), (90, 875764), (120, 656823), (180, 437882), (360, 218941)]