71650040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{541}}^1$

素因数の和:613

約数の個数: 128

約数和(自身を含む): 206046720

約数和(自身を除く): 134396680

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 43, 44, 55, 56, 70, 77, 86, 88, 110, 140, 154, 172, 215, 220, 280, 301, 308, 344, 385, 430, 440, 473, 541, 602, 616, 770, 860, 946, 1082, 1204, 1505, 1540, 1720, 1892, 2164, 2365, 2408, 2705, 3010, 3080, 3311, 3784, 3787, 4328, 4730, 5410, 5951, 6020, 6622, 7574, 9460, 10820, 11902, 12040, 13244, 15148, 16555, 18920, 18935, 21640, 23263, 23804, 26488, 29755, 30296, 33110, 37870, 41657, 46526, 47608, 59510, 66220, 75740, 83314, 93052, 116315, 119020, 132440, 151480, 162841, 166628, 186104, 208285, 232630, 238040, 255893, 325682, 333256, 416570, 465260, 511786, 651364, 814205, 833140, 930520, 1023572, 1279465, 1302728, 1628410, 1666280, 1791251, 2047144, 2558930, 3256820, 3582502, 5117860, 6513640, 7165004, 8956255, 10235720, 14330008, 17912510, 35825020, 71650040]

約数ペア:

[(1, 71650040), (2, 35825020), (4, 17912510), (5, 14330008), (7, 10235720), (8, 8956255), (10, 7165004), (11, 6513640), (14, 5117860), (20, 3582502), (22, 3256820), (28, 2558930), (35, 2047144), (40, 1791251), (43, 1666280), (44, 1628410), (55, 1302728), (56, 1279465), (70, 1023572), (77, 930520), (86, 833140), (88, 814205), (110, 651364), (140, 511786), (154, 465260), (172, 416570), (215, 333256), (220, 325682), (280, 255893), (301, 238040), (308, 232630), (344, 208285), (385, 186104), (430, 166628), (440, 162841), (473, 151480), (541, 132440), (602, 119020), (616, 116315), (770, 93052), (860, 83314), (946, 75740), (1082, 66220), (1204, 59510), (1505, 47608), (1540, 46526), (1720, 41657), (1892, 37870), (2164, 33110), (2365, 30296), (2408, 29755), (2705, 26488), (3010, 23804), (3080, 23263), (3311, 21640), (3784, 18935), (3787, 18920), (4328, 16555), (4730, 15148), (5410, 13244), (5951, 12040), (6020, 11902), (6622, 10820), (7574, 9460)]