120139520

素因数分解:

$2^8\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1997}}^1$

素因数の和:2065

約数の個数: 72

約数和(自身を含む): 294041664

約数和(自身を除く): 173902144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 94, 128, 160, 188, 235, 256, 320, 376, 470, 640, 752, 940, 1280, 1504, 1880, 1997, 3008, 3760, 3994, 6016, 7520, 7988, 9985, 12032, 15040, 15976, 19970, 30080, 31952, 39940, 60160, 63904, 79880, 93859, 127808, 159760, 187718, 255616, 319520, 375436, 469295, 511232, 639040, 750872, 938590, 1278080, 1501744, 1877180, 2556160, 3003488, 3754360, 6006976, 7508720, 12013952, 15017440, 24027904, 30034880, 60069760, 120139520]

約数ペア:

[(1, 120139520), (2, 60069760), (4, 30034880), (5, 24027904), (8, 15017440), (10, 12013952), (16, 7508720), (20, 6006976), (32, 3754360), (40, 3003488), (47, 2556160), (64, 1877180), (80, 1501744), (94, 1278080), (128, 938590), (160, 750872), (188, 639040), (235, 511232), (256, 469295), (320, 375436), (376, 319520), (470, 255616), (640, 187718), (752, 159760), (940, 127808), (1280, 93859), (1504, 79880), (1880, 63904), (1997, 60160), (3008, 39940), (3760, 31952), (3994, 30080), (6016, 19970), (7520, 15976), (7988, 15040), (9985, 12032)]