138896640

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{4019}}^1$

素因数の和:4049

約数の個数: 144

約数和(自身を含む): 493012800

約数和(自身を除く): 354116160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 768, 864, 960, 1080, 1152, 1280, 1440, 1728, 1920, 2160, 2304, 2880, 3456, 3840, 4019, 4320, 5760, 6912, 8038, 8640, 11520, 12057, 16076, 17280, 20095, 24114, 32152, 34560, 36171, 40190, 48228, 60285, 64304, 72342, 80380, 96456, 108513, 120570, 128608, 144684, 160760, 180855, 192912, 217026, 241140, 257216, 289368, 321520, 361710, 385824, 434052, 482280, 514432, 542565, 578736, 643040, 723420, 771648, 868104, 964560, 1028864, 1085130, 1157472, 1286080, 1446840, 1543296, 1736208, 1929120, 2170260, 2314944, 2572160, 2893680, 3086592, 3472416, 3858240, 4340520, 4629888, 5144320, 5787360, 6944832, 7716480, 8681040, 9259776, 11574720, 13889664, 15432960, 17362080, 23149440, 27779328, 34724160, 46298880, 69448320, 138896640]

約数ペア:

[(1, 138896640), (2, 69448320), (3, 46298880), (4, 34724160), (5, 27779328), (6, 23149440), (8, 17362080), (9, 15432960), (10, 13889664), (12, 11574720), (15, 9259776), (16, 8681040), (18, 7716480), (20, 6944832), (24, 5787360), (27, 5144320), (30, 4629888), (32, 4340520), (36, 3858240), (40, 3472416), (45, 3086592), (48, 2893680), (54, 2572160), (60, 2314944), (64, 2170260), (72, 1929120), (80, 1736208), (90, 1543296), (96, 1446840), (108, 1286080), (120, 1157472), (128, 1085130), (135, 1028864), (144, 964560), (160, 868104), (180, 771648), (192, 723420), (216, 643040), (240, 578736), (256, 542565), (270, 514432), (288, 482280), (320, 434052), (360, 385824), (384, 361710), (432, 321520), (480, 289368), (540, 257216), (576, 241140), (640, 217026), (720, 192912), (768, 180855), (864, 160760), (960, 144684), (1080, 128608), (1152, 120570), (1280, 108513), (1440, 96456), (1728, 80380), (1920, 72342), (2160, 64304), (2304, 60285), (2880, 48228), (3456, 40190), (3840, 36171), (4019, 34560), (4320, 32152), (5760, 24114), (6912, 20095), (8038, 17280), (8640, 16076), (11520, 12057)]