204008415

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:177

約数の個数: 128

約数和(自身を含む): 406425600

約数和(自身を除く): 202417185

約数列:

[1, 3, 5, 13, 15, 17, 19, 39, 41, 51, 57, 65, 79, 85, 95, 123, 195, 205, 221, 237, 247, 255, 285, 323, 395, 533, 615, 663, 697, 741, 779, 969, 1027, 1105, 1185, 1235, 1343, 1501, 1599, 1615, 2091, 2337, 2665, 3081, 3239, 3315, 3485, 3705, 3895, 4029, 4199, 4503, 4845, 5135, 6715, 7505, 7995, 9061, 9717, 10127, 10455, 11685, 12597, 13243, 15405, 16195, 17459, 19513, 20145, 20995, 22515, 25517, 27183, 30381, 39729, 42107, 45305, 48585, 50635, 52377, 55063, 58539, 61541, 62985, 66215, 76551, 87295, 97565, 126321, 127585, 135915, 151905, 165189, 172159, 184623, 198645, 210535, 261885, 275315, 292695, 307705, 331721, 382755, 516477, 631605, 715819, 800033, 825945, 860795, 923115, 995163, 1046197, 1658605, 2147457, 2400099, 2582385, 3138591, 3579095, 4000165, 4975815, 5230985, 10737285, 12000495, 13600561, 15692955, 40801683, 68002805, 204008415]

約数ペア:

[(1, 204008415), (3, 68002805), (5, 40801683), (13, 15692955), (15, 13600561), (17, 12000495), (19, 10737285), (39, 5230985), (41, 4975815), (51, 4000165), (57, 3579095), (65, 3138591), (79, 2582385), (85, 2400099), (95, 2147457), (123, 1658605), (195, 1046197), (205, 995163), (221, 923115), (237, 860795), (247, 825945), (255, 800033), (285, 715819), (323, 631605), (395, 516477), (533, 382755), (615, 331721), (663, 307705), (697, 292695), (741, 275315), (779, 261885), (969, 210535), (1027, 198645), (1105, 184623), (1185, 172159), (1235, 165189), (1343, 151905), (1501, 135915), (1599, 127585), (1615, 126321), (2091, 97565), (2337, 87295), (2665, 76551), (3081, 66215), (3239, 62985), (3315, 61541), (3485, 58539), (3705, 55063), (3895, 52377), (4029, 50635), (4199, 48585), (4503, 45305), (4845, 42107), (5135, 39729), (6715, 30381), (7505, 27183), (7995, 25517), (9061, 22515), (9717, 20995), (10127, 20145), (10455, 19513), (11685, 17459), (12597, 16195), (13243, 15405)]