196287280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{857}}^1$

素因数の和:1286

約数の個数: 80

約数和(自身を含む): 523448640

約数和(自身を除く): 327161360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 409, 560, 818, 857, 1636, 1714, 2045, 2863, 3272, 3428, 4090, 4285, 5726, 5999, 6544, 6856, 8180, 8570, 11452, 11998, 13712, 14315, 16360, 17140, 22904, 23996, 28630, 29995, 32720, 34280, 45808, 47992, 57260, 59990, 68560, 95984, 114520, 119980, 229040, 239960, 350513, 479920, 701026, 1402052, 1752565, 2453591, 2804104, 3505130, 4907182, 5608208, 7010260, 9814364, 12267955, 14020520, 19628728, 24535910, 28041040, 39257456, 49071820, 98143640, 196287280]

約数ペア:

[(1, 196287280), (2, 98143640), (4, 49071820), (5, 39257456), (7, 28041040), (8, 24535910), (10, 19628728), (14, 14020520), (16, 12267955), (20, 9814364), (28, 7010260), (35, 5608208), (40, 4907182), (56, 3505130), (70, 2804104), (80, 2453591), (112, 1752565), (140, 1402052), (280, 701026), (409, 479920), (560, 350513), (818, 239960), (857, 229040), (1636, 119980), (1714, 114520), (2045, 95984), (2863, 68560), (3272, 59990), (3428, 57260), (4090, 47992), (4285, 45808), (5726, 34280), (5999, 32720), (6544, 29995), (6856, 28630), (8180, 23996), (8570, 22904), (11452, 17140), (11998, 16360), (13712, 14315)]