84238720

素因数分解:

$2^7\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3061}}^1$

素因数の和:3123

約数の個数: 64

約数和(自身を含む): 206133840

約数和(自身を除く): 121895120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 128, 160, 172, 215, 320, 344, 430, 640, 688, 860, 1376, 1720, 2752, 3061, 3440, 5504, 6122, 6880, 12244, 13760, 15305, 24488, 27520, 30610, 48976, 61220, 97952, 122440, 131623, 195904, 244880, 263246, 391808, 489760, 526492, 658115, 979520, 1052984, 1316230, 1959040, 2105968, 2632460, 4211936, 5264920, 8423872, 10529840, 16847744, 21059680, 42119360, 84238720]

約数ペア:

[(1, 84238720), (2, 42119360), (4, 21059680), (5, 16847744), (8, 10529840), (10, 8423872), (16, 5264920), (20, 4211936), (32, 2632460), (40, 2105968), (43, 1959040), (64, 1316230), (80, 1052984), (86, 979520), (128, 658115), (160, 526492), (172, 489760), (215, 391808), (320, 263246), (344, 244880), (430, 195904), (640, 131623), (688, 122440), (860, 97952), (1376, 61220), (1720, 48976), (2752, 30610), (3061, 27520), (3440, 24488), (5504, 15305), (6122, 13760), (6880, 12244)]