85176720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{421}}^1$

素因数の和:721

約数の個数: 120

約数和(自身を含む): 287751672

約数和(自身を除く): 202574952

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 281, 360, 421, 562, 720, 842, 843, 1124, 1263, 1405, 1684, 1686, 2105, 2248, 2526, 2529, 2810, 3368, 3372, 3789, 4210, 4215, 4496, 5052, 5058, 5620, 6315, 6736, 6744, 7578, 8420, 8430, 10104, 10116, 11240, 12630, 12645, 13488, 15156, 16840, 16860, 18945, 20208, 20232, 22480, 25260, 25290, 30312, 33680, 33720, 37890, 40464, 50520, 50580, 60624, 67440, 75780, 101040, 101160, 118301, 151560, 202320, 236602, 303120, 354903, 473204, 591505, 709806, 946408, 1064709, 1183010, 1419612, 1774515, 1892816, 2129418, 2366020, 2839224, 3549030, 4258836, 4732040, 5323545, 5678448, 7098060, 8517672, 9464080, 10647090, 14196120, 17035344, 21294180, 28392240, 42588360, 85176720]

約数ペア:

[(1, 85176720), (2, 42588360), (3, 28392240), (4, 21294180), (5, 17035344), (6, 14196120), (8, 10647090), (9, 9464080), (10, 8517672), (12, 7098060), (15, 5678448), (16, 5323545), (18, 4732040), (20, 4258836), (24, 3549030), (30, 2839224), (36, 2366020), (40, 2129418), (45, 1892816), (48, 1774515), (60, 1419612), (72, 1183010), (80, 1064709), (90, 946408), (120, 709806), (144, 591505), (180, 473204), (240, 354903), (281, 303120), (360, 236602), (421, 202320), (562, 151560), (720, 118301), (842, 101160), (843, 101040), (1124, 75780), (1263, 67440), (1405, 60624), (1684, 50580), (1686, 50520), (2105, 40464), (2248, 37890), (2526, 33720), (2529, 33680), (2810, 30312), (3368, 25290), (3372, 25260), (3789, 22480), (4210, 20232), (4215, 20208), (4496, 18945), (5052, 16860), (5058, 16840), (5620, 15156), (6315, 13488), (6736, 12645), (6744, 12630), (7578, 11240), (8420, 10116), (8430, 10104)]