239176655

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:248

約数の個数: 64

約数和(自身を含む): 343388160

約数和(自身を除く): 104211505

約数列:

[1, 5, 17, 19, 23, 47, 85, 95, 115, 137, 235, 323, 391, 437, 685, 799, 893, 1081, 1615, 1955, 2185, 2329, 2603, 3151, 3995, 4465, 5405, 6439, 7429, 11645, 13015, 15181, 15755, 18377, 20539, 32195, 37145, 44251, 53567, 59869, 75905, 91885, 102695, 109463, 122341, 148097, 221255, 267835, 299345, 349163, 547315, 611705, 740485, 1017773, 1745815, 2079797, 2517649, 2813843, 5088865, 10398985, 12588245, 14069215, 47835331, 239176655]

約数ペア:

[(1, 239176655), (5, 47835331), (17, 14069215), (19, 12588245), (23, 10398985), (47, 5088865), (85, 2813843), (95, 2517649), (115, 2079797), (137, 1745815), (235, 1017773), (323, 740485), (391, 611705), (437, 547315), (685, 349163), (799, 299345), (893, 267835), (1081, 221255), (1615, 148097), (1955, 122341), (2185, 109463), (2329, 102695), (2603, 91885), (3151, 75905), (3995, 59869), (4465, 53567), (5405, 44251), (6439, 37145), (7429, 32195), (11645, 20539), (13015, 18377), (15181, 15755)]