145928720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{260587}}^1$

素因数の和:260607

約数の個数: 40

約数和(自身を含む): 387754944

約数和(自身を除く): 241826224

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 260587, 521174, 1042348, 1302935, 1824109, 2084696, 2605870, 3648218, 4169392, 5211740, 7296436, 9120545, 10423480, 14592872, 18241090, 20846960, 29185744, 36482180, 72964360, 145928720]

約数ペア:

[(1, 145928720), (2, 72964360), (4, 36482180), (5, 29185744), (7, 20846960), (8, 18241090), (10, 14592872), (14, 10423480), (16, 9120545), (20, 7296436), (28, 5211740), (35, 4169392), (40, 3648218), (56, 2605870), (70, 2084696), (80, 1824109), (112, 1302935), (140, 1042348), (280, 521174), (560, 260587)]