148840720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{265787}}^1$

素因数の和:265807

約数の個数: 40

約数和(自身を含む): 395492544

約数和(自身を除く): 246651824

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 265787, 531574, 1063148, 1328935, 1860509, 2126296, 2657870, 3721018, 4252592, 5315740, 7442036, 9302545, 10631480, 14884072, 18605090, 21262960, 29768144, 37210180, 74420360, 148840720]

約数ペア:

[(1, 148840720), (2, 74420360), (4, 37210180), (5, 29768144), (7, 21262960), (8, 18605090), (10, 14884072), (14, 10631480), (16, 9302545), (20, 7442036), (28, 5315740), (35, 4252592), (40, 3721018), (56, 2657870), (70, 2126296), (80, 1860509), (112, 1328935), (140, 1063148), (280, 531574), (560, 265787)]