38966431280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{312031}}^1$

素因数の和:312274

約数の個数: 80

約数和(自身を含む): 104004009984

約数和(自身を除く): 65037578704

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 223, 280, 446, 560, 892, 1115, 1561, 1784, 2230, 3122, 3568, 4460, 6244, 7805, 8920, 12488, 15610, 17840, 24976, 31220, 62440, 124880, 312031, 624062, 1248124, 1560155, 2184217, 2496248, 3120310, 4368434, 4992496, 6240620, 8736868, 10921085, 12481240, 17473736, 21842170, 24962480, 34947472, 43684340, 69582913, 87368680, 139165826, 174737360, 278331652, 347914565, 487080391, 556663304, 695829130, 974160782, 1113326608, 1391658260, 1948321564, 2435401955, 2783316520, 3896643128, 4870803910, 5566633040, 7793286256, 9741607820, 19483215640, 38966431280]

約数ペア:

[(1, 38966431280), (2, 19483215640), (4, 9741607820), (5, 7793286256), (7, 5566633040), (8, 4870803910), (10, 3896643128), (14, 2783316520), (16, 2435401955), (20, 1948321564), (28, 1391658260), (35, 1113326608), (40, 974160782), (56, 695829130), (70, 556663304), (80, 487080391), (112, 347914565), (140, 278331652), (223, 174737360), (280, 139165826), (446, 87368680), (560, 69582913), (892, 43684340), (1115, 34947472), (1561, 24962480), (1784, 21842170), (2230, 17473736), (3122, 12481240), (3568, 10921085), (4460, 8736868), (6244, 6240620), (7805, 4992496), (8920, 4368434), (12488, 3120310), (15610, 2496248), (17840, 2184217), (24976, 1560155), (31220, 1248124), (62440, 624062), (124880, 312031)]