231280

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{59}}^1$

素因数の和:86

約数の個数: 60

約数和(自身を含む): 636120

約数和(自身を除く): 404840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 59, 70, 80, 98, 112, 118, 140, 196, 236, 245, 280, 295, 392, 413, 472, 490, 560, 590, 784, 826, 944, 980, 1180, 1652, 1960, 2065, 2360, 2891, 3304, 3920, 4130, 4720, 5782, 6608, 8260, 11564, 14455, 16520, 23128, 28910, 33040, 46256, 57820, 115640, 231280]

約数ペア:

[(1, 231280), (2, 115640), (4, 57820), (5, 46256), (7, 33040), (8, 28910), (10, 23128), (14, 16520), (16, 14455), (20, 11564), (28, 8260), (35, 6608), (40, 5782), (49, 4720), (56, 4130), (59, 3920), (70, 3304), (80, 2891), (98, 2360), (112, 2065), (118, 1960), (140, 1652), (196, 1180), (236, 980), (245, 944), (280, 826), (295, 784), (392, 590), (413, 560), (472, 490)]