78304560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{509}}^1\times {\mathrm{641}}^1$

素因数の和:1166

約数の個数: 80

約数和(自身を含む): 243600480

約数和(自身を除く): 165295920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 509, 641, 1018, 1282, 1527, 1923, 2036, 2545, 2564, 3054, 3205, 3846, 4072, 5090, 5128, 6108, 6410, 7635, 7692, 8144, 9615, 10180, 10256, 12216, 12820, 15270, 15384, 19230, 20360, 24432, 25640, 30540, 30768, 38460, 40720, 51280, 61080, 76920, 122160, 153840, 326269, 652538, 978807, 1305076, 1631345, 1957614, 2610152, 3262690, 3915228, 4894035, 5220304, 6525380, 7830456, 9788070, 13050760, 15660912, 19576140, 26101520, 39152280, 78304560]

約数ペア:

[(1, 78304560), (2, 39152280), (3, 26101520), (4, 19576140), (5, 15660912), (6, 13050760), (8, 9788070), (10, 7830456), (12, 6525380), (15, 5220304), (16, 4894035), (20, 3915228), (24, 3262690), (30, 2610152), (40, 1957614), (48, 1631345), (60, 1305076), (80, 978807), (120, 652538), (240, 326269), (509, 153840), (641, 122160), (1018, 76920), (1282, 61080), (1527, 51280), (1923, 40720), (2036, 38460), (2545, 30768), (2564, 30540), (3054, 25640), (3205, 24432), (3846, 20360), (4072, 19230), (5090, 15384), (5128, 15270), (6108, 12820), (6410, 12216), (7635, 10256), (7692, 10180), (8144, 9615)]