31147270

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2129}}^1$

素因数の和:2173

約数の個数: 64

約数和(自身を含む): 73612800

約数和(自身を除く): 42465530

約数列:

[1, 2, 5, 7, 10, 11, 14, 19, 22, 35, 38, 55, 70, 77, 95, 110, 133, 154, 190, 209, 266, 385, 418, 665, 770, 1045, 1330, 1463, 2090, 2129, 2926, 4258, 7315, 10645, 14630, 14903, 21290, 23419, 29806, 40451, 46838, 74515, 80902, 117095, 149030, 163933, 202255, 234190, 283157, 327866, 404510, 444961, 566314, 819665, 889922, 1415785, 1639330, 2224805, 2831570, 3114727, 4449610, 6229454, 15573635, 31147270]

約数ペア:

[(1, 31147270), (2, 15573635), (5, 6229454), (7, 4449610), (10, 3114727), (11, 2831570), (14, 2224805), (19, 1639330), (22, 1415785), (35, 889922), (38, 819665), (55, 566314), (70, 444961), (77, 404510), (95, 327866), (110, 283157), (133, 234190), (154, 202255), (190, 163933), (209, 149030), (266, 117095), (385, 80902), (418, 74515), (665, 46838), (770, 40451), (1045, 29806), (1330, 23419), (1463, 21290), (2090, 14903), (2129, 14630), (2926, 10645), (4258, 7315)]