16126720

素因数分解:

$2^8\times 5^1\times {\mathrm{43}}^1\times {\mathrm{293}}^1$

素因数の和:357

約数の個数: 72

約数和(自身を含む): 39661776

約数和(自身を除く): 23535056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 128, 160, 172, 215, 256, 293, 320, 344, 430, 586, 640, 688, 860, 1172, 1280, 1376, 1465, 1720, 2344, 2752, 2930, 3440, 4688, 5504, 5860, 6880, 9376, 11008, 11720, 12599, 13760, 18752, 23440, 25198, 27520, 37504, 46880, 50396, 55040, 62995, 75008, 93760, 100792, 125990, 187520, 201584, 251980, 375040, 403168, 503960, 806336, 1007920, 1612672, 2015840, 3225344, 4031680, 8063360, 16126720]

約数ペア:

[(1, 16126720), (2, 8063360), (4, 4031680), (5, 3225344), (8, 2015840), (10, 1612672), (16, 1007920), (20, 806336), (32, 503960), (40, 403168), (43, 375040), (64, 251980), (80, 201584), (86, 187520), (128, 125990), (160, 100792), (172, 93760), (215, 75008), (256, 62995), (293, 55040), (320, 50396), (344, 46880), (430, 37504), (586, 27520), (640, 25198), (688, 23440), (860, 18752), (1172, 13760), (1280, 12599), (1376, 11720), (1465, 11008), (1720, 9376), (2344, 6880), (2752, 5860), (2930, 5504), (3440, 4688)]