201729280

素因数分解:

$2^8\times 5^1\times {\mathrm{359}}^1\times {\mathrm{439}}^1$

素因数の和:819

約数の個数: 72

約数和(自身を含む): 485654400

約数和(自身を除く): 283925120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 359, 439, 640, 718, 878, 1280, 1436, 1756, 1795, 2195, 2872, 3512, 3590, 4390, 5744, 7024, 7180, 8780, 11488, 14048, 14360, 17560, 22976, 28096, 28720, 35120, 45952, 56192, 57440, 70240, 91904, 112384, 114880, 140480, 157601, 229760, 280960, 315202, 459520, 561920, 630404, 788005, 1260808, 1576010, 2521616, 3152020, 5043232, 6304040, 10086464, 12608080, 20172928, 25216160, 40345856, 50432320, 100864640, 201729280]

約数ペア:

[(1, 201729280), (2, 100864640), (4, 50432320), (5, 40345856), (8, 25216160), (10, 20172928), (16, 12608080), (20, 10086464), (32, 6304040), (40, 5043232), (64, 3152020), (80, 2521616), (128, 1576010), (160, 1260808), (256, 788005), (320, 630404), (359, 561920), (439, 459520), (640, 315202), (718, 280960), (878, 229760), (1280, 157601), (1436, 140480), (1756, 114880), (1795, 112384), (2195, 91904), (2872, 70240), (3512, 57440), (3590, 56192), (4390, 45952), (5744, 35120), (7024, 28720), (7180, 28096), (8780, 22976), (11488, 17560), (14048, 14360)]