69081040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{439}}^1$

素因数の和:740

約数の個数: 80

約数和(自身を含む): 184631040

約数和(自身を除く): 115550000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 281, 439, 560, 562, 878, 1124, 1405, 1756, 1967, 2195, 2248, 2810, 3073, 3512, 3934, 4390, 4496, 5620, 6146, 7024, 7868, 8780, 9835, 11240, 12292, 15365, 15736, 17560, 19670, 22480, 24584, 30730, 31472, 35120, 39340, 49168, 61460, 78680, 122920, 123359, 157360, 245840, 246718, 493436, 616795, 863513, 986872, 1233590, 1727026, 1973744, 2467180, 3454052, 4317565, 4934360, 6908104, 8635130, 9868720, 13816208, 17270260, 34540520, 69081040]

約数ペア:

[(1, 69081040), (2, 34540520), (4, 17270260), (5, 13816208), (7, 9868720), (8, 8635130), (10, 6908104), (14, 4934360), (16, 4317565), (20, 3454052), (28, 2467180), (35, 1973744), (40, 1727026), (56, 1233590), (70, 986872), (80, 863513), (112, 616795), (140, 493436), (280, 246718), (281, 245840), (439, 157360), (560, 123359), (562, 122920), (878, 78680), (1124, 61460), (1405, 49168), (1756, 39340), (1967, 35120), (2195, 31472), (2248, 30730), (2810, 24584), (3073, 22480), (3512, 19670), (3934, 17560), (4390, 15736), (4496, 15365), (5620, 12292), (6146, 11240), (7024, 9835), (7868, 8780)]