128668500

素因数分解:

$2^2\times 3^6\times 5^3\times {\mathrm{353}}^1$

素因数の和:390

約数の個数: 168

約数和(自身を含む): 422518824

約数和(自身を除く): 293850324

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 125, 135, 150, 162, 180, 225, 243, 250, 270, 300, 324, 353, 375, 405, 450, 486, 500, 540, 675, 706, 729, 750, 810, 900, 972, 1059, 1125, 1215, 1350, 1412, 1458, 1500, 1620, 1765, 2025, 2118, 2250, 2430, 2700, 2916, 3177, 3375, 3530, 3645, 4050, 4236, 4500, 4860, 5295, 6075, 6354, 6750, 7060, 7290, 8100, 8825, 9531, 10125, 10590, 12150, 12708, 13500, 14580, 15885, 17650, 18225, 19062, 20250, 21180, 24300, 26475, 28593, 30375, 31770, 35300, 36450, 38124, 40500, 44125, 47655, 52950, 57186, 60750, 63540, 72900, 79425, 85779, 88250, 91125, 95310, 105900, 114372, 121500, 132375, 142965, 158850, 171558, 176500, 182250, 190620, 238275, 257337, 264750, 285930, 317700, 343116, 364500, 397125, 428895, 476550, 514674, 529500, 571860, 714825, 794250, 857790, 953100, 1029348, 1191375, 1286685, 1429650, 1588500, 1715580, 2144475, 2382750, 2573370, 2859300, 3574125, 4288950, 4765500, 5146740, 6433425, 7148250, 8577900, 10722375, 12866850, 14296500, 21444750, 25733700, 32167125, 42889500, 64334250, 128668500]

約数ペア:

[(1, 128668500), (2, 64334250), (3, 42889500), (4, 32167125), (5, 25733700), (6, 21444750), (9, 14296500), (10, 12866850), (12, 10722375), (15, 8577900), (18, 7148250), (20, 6433425), (25, 5146740), (27, 4765500), (30, 4288950), (36, 3574125), (45, 2859300), (50, 2573370), (54, 2382750), (60, 2144475), (75, 1715580), (81, 1588500), (90, 1429650), (100, 1286685), (108, 1191375), (125, 1029348), (135, 953100), (150, 857790), (162, 794250), (180, 714825), (225, 571860), (243, 529500), (250, 514674), (270, 476550), (300, 428895), (324, 397125), (353, 364500), (375, 343116), (405, 317700), (450, 285930), (486, 264750), (500, 257337), (540, 238275), (675, 190620), (706, 182250), (729, 176500), (750, 171558), (810, 158850), (900, 142965), (972, 132375), (1059, 121500), (1125, 114372), (1215, 105900), (1350, 95310), (1412, 91125), (1458, 88250), (1500, 85779), (1620, 79425), (1765, 72900), (2025, 63540), (2118, 60750), (2250, 57186), (2430, 52950), (2700, 47655), (2916, 44125), (3177, 40500), (3375, 38124), (3530, 36450), (3645, 35300), (4050, 31770), (4236, 30375), (4500, 28593), (4860, 26475), (5295, 24300), (6075, 21180), (6354, 20250), (6750, 19062), (7060, 18225), (7290, 17650), (8100, 15885), (8825, 14580), (9531, 13500), (10125, 12708), (10590, 12150)]