140505

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1$

素因数の和:73

約数の個数: 32

約数和(自身を含む): 259200

約数和(自身を除く): 118695

約数列:

[1, 3, 5, 15, 17, 19, 29, 51, 57, 85, 87, 95, 145, 255, 285, 323, 435, 493, 551, 969, 1479, 1615, 1653, 2465, 2755, 4845, 7395, 8265, 9367, 28101, 46835, 140505]

約数ペア:

[(1, 140505), (3, 46835), (5, 28101), (15, 9367), (17, 8265), (19, 7395), (29, 4845), (51, 2755), (57, 2465), (85, 1653), (87, 1615), (95, 1479), (145, 969), (255, 551), (285, 493), (323, 435)]