164693440

素因数分解:

$2^6\times 5^1\times {\mathrm{43}}^1\times {\mathrm{11969}}^1$

素因数の和:12029

約数の個数: 56

約数和(自身を含む): 401330160

約数和(自身を除く): 236636720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 160, 172, 215, 320, 344, 430, 688, 860, 1376, 1720, 2752, 3440, 6880, 11969, 13760, 23938, 47876, 59845, 95752, 119690, 191504, 239380, 383008, 478760, 514667, 766016, 957520, 1029334, 1915040, 2058668, 2573335, 3830080, 4117336, 5146670, 8234672, 10293340, 16469344, 20586680, 32938688, 41173360, 82346720, 164693440]

約数ペア:

[(1, 164693440), (2, 82346720), (4, 41173360), (5, 32938688), (8, 20586680), (10, 16469344), (16, 10293340), (20, 8234672), (32, 5146670), (40, 4117336), (43, 3830080), (64, 2573335), (80, 2058668), (86, 1915040), (160, 1029334), (172, 957520), (215, 766016), (320, 514667), (344, 478760), (430, 383008), (688, 239380), (860, 191504), (1376, 119690), (1720, 95752), (2752, 59845), (3440, 47876), (6880, 23938), (11969, 13760)]