127777185

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1$

素因数の和:255

約数の個数: 96

約数和(自身を含む): 252720000

約数和(自身を除く): 124942815

約数列:

[1, 3, 5, 9, 15, 17, 19, 45, 51, 57, 59, 85, 95, 149, 153, 171, 177, 255, 285, 295, 323, 447, 531, 745, 765, 855, 885, 969, 1003, 1121, 1341, 1615, 2235, 2533, 2655, 2831, 2907, 3009, 3363, 4845, 5015, 5605, 6705, 7599, 8493, 8791, 9027, 10089, 12665, 14155, 14535, 15045, 16815, 19057, 22797, 25479, 26373, 37995, 42465, 43955, 45135, 48127, 50445, 57171, 79119, 95285, 113985, 127395, 131865, 144381, 149447, 167029, 171513, 240635, 285855, 395595, 433143, 448341, 501087, 721905, 747235, 835145, 857565, 1345023, 1503261, 2165715, 2241705, 2505435, 2839493, 6725115, 7516305, 8518479, 14197465, 25555437, 42592395, 127777185]

約数ペア:

[(1, 127777185), (3, 42592395), (5, 25555437), (9, 14197465), (15, 8518479), (17, 7516305), (19, 6725115), (45, 2839493), (51, 2505435), (57, 2241705), (59, 2165715), (85, 1503261), (95, 1345023), (149, 857565), (153, 835145), (171, 747235), (177, 721905), (255, 501087), (285, 448341), (295, 433143), (323, 395595), (447, 285855), (531, 240635), (745, 171513), (765, 167029), (855, 149447), (885, 144381), (969, 131865), (1003, 127395), (1121, 113985), (1341, 95285), (1615, 79119), (2235, 57171), (2533, 50445), (2655, 48127), (2831, 45135), (2907, 43955), (3009, 42465), (3363, 37995), (4845, 26373), (5015, 25479), (5605, 22797), (6705, 19057), (7599, 16815), (8493, 15045), (8791, 14535), (9027, 14155), (10089, 12665)]