144789520

素因数分解:

$2^4\times 5^1\times {\mathrm{179}}^1\times {\mathrm{10111}}^1$

素因数の和:10303

約数の個数: 40

約数和(自身を含む): 338549760

約数和(自身を除く): 193760240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 179, 358, 716, 895, 1432, 1790, 2864, 3580, 7160, 10111, 14320, 20222, 40444, 50555, 80888, 101110, 161776, 202220, 404440, 808880, 1809869, 3619738, 7239476, 9049345, 14478952, 18098690, 28957904, 36197380, 72394760, 144789520]

約数ペア:

[(1, 144789520), (2, 72394760), (4, 36197380), (5, 28957904), (8, 18098690), (10, 14478952), (16, 9049345), (20, 7239476), (40, 3619738), (80, 1809869), (179, 808880), (358, 404440), (716, 202220), (895, 161776), (1432, 101110), (1790, 80888), (2864, 50555), (3580, 40444), (7160, 20222), (10111, 14320)]