217224240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{281}}^1\times {\mathrm{3221}}^1$

素因数の和:3518

約数の個数: 80

約数和(自身を含む): 676001376

約数和(自身を除く): 458777136

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 281, 562, 843, 1124, 1405, 1686, 2248, 2810, 3221, 3372, 4215, 4496, 5620, 6442, 6744, 8430, 9663, 11240, 12884, 13488, 16105, 16860, 19326, 22480, 25768, 32210, 33720, 38652, 48315, 51536, 64420, 67440, 77304, 96630, 128840, 154608, 193260, 257680, 386520, 773040, 905101, 1810202, 2715303, 3620404, 4525505, 5430606, 7240808, 9051010, 10861212, 13576515, 14481616, 18102020, 21722424, 27153030, 36204040, 43444848, 54306060, 72408080, 108612120, 217224240]

約数ペア:

[(1, 217224240), (2, 108612120), (3, 72408080), (4, 54306060), (5, 43444848), (6, 36204040), (8, 27153030), (10, 21722424), (12, 18102020), (15, 14481616), (16, 13576515), (20, 10861212), (24, 9051010), (30, 7240808), (40, 5430606), (48, 4525505), (60, 3620404), (80, 2715303), (120, 1810202), (240, 905101), (281, 773040), (562, 386520), (843, 257680), (1124, 193260), (1405, 154608), (1686, 128840), (2248, 96630), (2810, 77304), (3221, 67440), (3372, 64420), (4215, 51536), (4496, 48315), (5620, 38652), (6442, 33720), (6744, 32210), (8430, 25768), (9663, 22480), (11240, 19326), (12884, 16860), (13488, 16105)]