245840210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{8629}}^1$

素因数の和:8691

約数の個数: 64

約数和(自身を含む): 566680320

約数和(自身を除く): 320840110

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 37, 55, 70, 74, 77, 110, 154, 185, 259, 370, 385, 407, 518, 770, 814, 1295, 2035, 2590, 2849, 4070, 5698, 8629, 14245, 17258, 28490, 43145, 60403, 86290, 94919, 120806, 189838, 302015, 319273, 474595, 604030, 638546, 664433, 949190, 1328866, 1596365, 2234911, 3192730, 3322165, 3512003, 4469822, 6644330, 7024006, 11174555, 17560015, 22349110, 24584021, 35120030, 49168042, 122920105, 245840210]

約数ペア:

[(1, 245840210), (2, 122920105), (5, 49168042), (7, 35120030), (10, 24584021), (11, 22349110), (14, 17560015), (22, 11174555), (35, 7024006), (37, 6644330), (55, 4469822), (70, 3512003), (74, 3322165), (77, 3192730), (110, 2234911), (154, 1596365), (185, 1328866), (259, 949190), (370, 664433), (385, 638546), (407, 604030), (518, 474595), (770, 319273), (814, 302015), (1295, 189838), (2035, 120806), (2590, 94919), (2849, 86290), (4070, 60403), (5698, 43145), (8629, 28490), (14245, 17258)]