277202080

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^2\times {\mathrm{937}}^1$

素因数の和:1038

約数の個数: 72

約数和(自身を含む): 671189652

約数和(自身を除く): 393987572

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 937, 1376, 1720, 1849, 1874, 3440, 3698, 3748, 4685, 6880, 7396, 7496, 9245, 9370, 14792, 14992, 18490, 18740, 29584, 29984, 36980, 37480, 40291, 59168, 73960, 74960, 80582, 147920, 149920, 161164, 201455, 295840, 322328, 402910, 644656, 805820, 1289312, 1611640, 1732513, 3223280, 3465026, 6446560, 6930052, 8662565, 13860104, 17325130, 27720208, 34650260, 55440416, 69300520, 138601040, 277202080]

約数ペア:

[(1, 277202080), (2, 138601040), (4, 69300520), (5, 55440416), (8, 34650260), (10, 27720208), (16, 17325130), (20, 13860104), (32, 8662565), (40, 6930052), (43, 6446560), (80, 3465026), (86, 3223280), (160, 1732513), (172, 1611640), (215, 1289312), (344, 805820), (430, 644656), (688, 402910), (860, 322328), (937, 295840), (1376, 201455), (1720, 161164), (1849, 149920), (1874, 147920), (3440, 80582), (3698, 74960), (3748, 73960), (4685, 59168), (6880, 40291), (7396, 37480), (7496, 36980), (9245, 29984), (9370, 29584), (14792, 18740), (14992, 18490)]