217414880

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{31601}}^1$

素因数の和:31659

約数の個数: 48

約数和(自身を含む): 525604464

約数和(自身を除く): 308189584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1376, 1720, 3440, 6880, 31601, 63202, 126404, 158005, 252808, 316010, 505616, 632020, 1011232, 1264040, 1358843, 2528080, 2717686, 5056160, 5435372, 6794215, 10870744, 13588430, 21741488, 27176860, 43482976, 54353720, 108707440, 217414880]

約数ペア:

[(1, 217414880), (2, 108707440), (4, 54353720), (5, 43482976), (8, 27176860), (10, 21741488), (16, 13588430), (20, 10870744), (32, 6794215), (40, 5435372), (43, 5056160), (80, 2717686), (86, 2528080), (160, 1358843), (172, 1264040), (215, 1011232), (344, 632020), (430, 505616), (688, 316010), (860, 252808), (1376, 158005), (1720, 126404), (3440, 63202), (6880, 31601)]