6663280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:218

約数の個数: 80

約数和(自身を含む): 17186400

約数和(自身を除く): 10523120

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 43, 52, 65, 80, 86, 104, 130, 149, 172, 208, 215, 260, 298, 344, 430, 520, 559, 596, 688, 745, 860, 1040, 1118, 1192, 1490, 1720, 1937, 2236, 2384, 2795, 2980, 3440, 3874, 4472, 5590, 5960, 6407, 7748, 8944, 9685, 11180, 11920, 12814, 15496, 19370, 22360, 25628, 30992, 32035, 38740, 44720, 51256, 64070, 77480, 83291, 102512, 128140, 154960, 166582, 256280, 333164, 416455, 512560, 666328, 832910, 1332656, 1665820, 3331640, 6663280]

約数ペア:

[(1, 6663280), (2, 3331640), (4, 1665820), (5, 1332656), (8, 832910), (10, 666328), (13, 512560), (16, 416455), (20, 333164), (26, 256280), (40, 166582), (43, 154960), (52, 128140), (65, 102512), (80, 83291), (86, 77480), (104, 64070), (130, 51256), (149, 44720), (172, 38740), (208, 32035), (215, 30992), (260, 25628), (298, 22360), (344, 19370), (430, 15496), (520, 12814), (559, 11920), (596, 11180), (688, 9685), (745, 8944), (860, 7748), (1040, 6407), (1118, 5960), (1192, 5590), (1490, 4472), (1720, 3874), (1937, 3440), (2236, 2980), (2384, 2795)]