128422740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{277}}^1\times {\mathrm{7727}}^1$

素因数の和:8016

約数の個数: 48

約数和(自身を含む): 360928512

約数和(自身を除く): 232505772

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 277, 554, 831, 1108, 1385, 1662, 2770, 3324, 4155, 5540, 7727, 8310, 15454, 16620, 23181, 30908, 38635, 46362, 77270, 92724, 115905, 154540, 231810, 463620, 2140379, 4280758, 6421137, 8561516, 10701895, 12842274, 21403790, 25684548, 32105685, 42807580, 64211370, 128422740]

約数ペア:

[(1, 128422740), (2, 64211370), (3, 42807580), (4, 32105685), (5, 25684548), (6, 21403790), (10, 12842274), (12, 10701895), (15, 8561516), (20, 6421137), (30, 4280758), (60, 2140379), (277, 463620), (554, 231810), (831, 154540), (1108, 115905), (1385, 92724), (1662, 77270), (2770, 46362), (3324, 38635), (4155, 30908), (5540, 23181), (7727, 16620), (8310, 15454)]