201715305

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^2\times {\mathrm{47}}^1$

素因数の和:159

約数の個数: 96

約数和(自身を含む): 389007360

約数和(自身を除く): 187292055

約数列:

[1, 3, 5, 11, 15, 19, 33, 37, 47, 55, 57, 95, 111, 141, 165, 185, 209, 235, 285, 407, 517, 555, 627, 703, 705, 893, 1045, 1221, 1369, 1551, 1739, 2035, 2109, 2585, 2679, 3135, 3515, 4107, 4465, 5217, 6105, 6845, 7733, 7755, 8695, 9823, 10545, 13395, 15059, 19129, 20535, 23199, 26011, 26085, 29469, 33041, 38665, 45177, 49115, 57387, 64343, 75295, 78033, 95645, 99123, 115995, 130055, 147345, 165205, 193029, 225885, 286121, 286935, 321715, 363451, 390165, 495615, 707773, 858363, 965145, 1090353, 1222517, 1430605, 1817255, 2123319, 3538865, 3667551, 4291815, 5451765, 6112585, 10616595, 13447687, 18337755, 40343061, 67238435, 201715305]

約数ペア:

[(1, 201715305), (3, 67238435), (5, 40343061), (11, 18337755), (15, 13447687), (19, 10616595), (33, 6112585), (37, 5451765), (47, 4291815), (55, 3667551), (57, 3538865), (95, 2123319), (111, 1817255), (141, 1430605), (165, 1222517), (185, 1090353), (209, 965145), (235, 858363), (285, 707773), (407, 495615), (517, 390165), (555, 363451), (627, 321715), (703, 286935), (705, 286121), (893, 225885), (1045, 193029), (1221, 165205), (1369, 147345), (1551, 130055), (1739, 115995), (2035, 99123), (2109, 95645), (2585, 78033), (2679, 75295), (3135, 64343), (3515, 57387), (4107, 49115), (4465, 45177), (5217, 38665), (6105, 33041), (6845, 29469), (7733, 26085), (7755, 26011), (8695, 23199), (9823, 20535), (10545, 19129), (13395, 15059)]