159995520

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1$

素因数の和:272

約数の個数: 256

約数和(自身を含む): 581644800

約数和(自身を除く): 421649280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 47, 48, 54, 60, 64, 72, 80, 90, 94, 96, 108, 120, 128, 135, 141, 144, 160, 180, 188, 192, 197, 216, 235, 240, 270, 282, 288, 320, 360, 376, 384, 394, 423, 432, 470, 480, 540, 564, 576, 591, 640, 705, 720, 752, 788, 846, 864, 940, 960, 985, 1080, 1128, 1152, 1182, 1269, 1410, 1440, 1504, 1576, 1692, 1728, 1773, 1880, 1920, 1970, 2115, 2160, 2256, 2364, 2538, 2820, 2880, 2955, 3008, 3152, 3384, 3456, 3546, 3760, 3940, 4230, 4320, 4512, 4728, 5076, 5319, 5640, 5760, 5910, 6016, 6304, 6345, 6768, 7092, 7520, 7880, 8460, 8640, 8865, 9024, 9259, 9456, 10152, 10638, 11280, 11820, 12608, 12690, 13536, 14184, 15040, 15760, 16920, 17280, 17730, 18048, 18518, 18912, 20304, 21276, 22560, 23640, 25216, 25380, 26595, 27072, 27777, 28368, 30080, 31520, 33840, 35460, 37036, 37824, 40608, 42552, 45120, 46295, 47280, 50760, 53190, 54144, 55554, 56736, 63040, 67680, 70920, 74072, 75648, 81216, 83331, 85104, 90240, 92590, 94560, 101520, 106380, 111108, 113472, 126080, 135360, 138885, 141840, 148144, 162432, 166662, 170208, 185180, 189120, 203040, 212760, 222216, 226944, 249993, 270720, 277770, 283680, 296288, 333324, 340416, 370360, 378240, 406080, 416655, 425520, 444432, 499986, 555540, 567360, 592576, 666648, 680832, 740720, 812160, 833310, 851040, 888864, 999972, 1111080, 1134720, 1185152, 1249965, 1333296, 1481440, 1666620, 1702080, 1777728, 1999944, 2222160, 2499930, 2666592, 2962880, 3333240, 3404160, 3555456, 3999888, 4444320, 4999860, 5333184, 5925760, 6666480, 7999776, 8888640, 9999720, 10666368, 13332960, 15999552, 17777280, 19999440, 26665920, 31999104, 39998880, 53331840, 79997760, 159995520]

約数ペア:

[(1, 159995520), (2, 79997760), (3, 53331840), (4, 39998880), (5, 31999104), (6, 26665920), (8, 19999440), (9, 17777280), (10, 15999552), (12, 13332960), (15, 10666368), (16, 9999720), (18, 8888640), (20, 7999776), (24, 6666480), (27, 5925760), (30, 5333184), (32, 4999860), (36, 4444320), (40, 3999888), (45, 3555456), (47, 3404160), (48, 3333240), (54, 2962880), (60, 2666592), (64, 2499930), (72, 2222160), (80, 1999944), (90, 1777728), (94, 1702080), (96, 1666620), (108, 1481440), (120, 1333296), (128, 1249965), (135, 1185152), (141, 1134720), (144, 1111080), (160, 999972), (180, 888864), (188, 851040), (192, 833310), (197, 812160), (216, 740720), (235, 680832), (240, 666648), (270, 592576), (282, 567360), (288, 555540), (320, 499986), (360, 444432), (376, 425520), (384, 416655), (394, 406080), (423, 378240), (432, 370360), (470, 340416), (480, 333324), (540, 296288), (564, 283680), (576, 277770), (591, 270720), (640, 249993), (705, 226944), (720, 222216), (752, 212760), (788, 203040), (846, 189120), (864, 185180), (940, 170208), (960, 166662), (985, 162432), (1080, 148144), (1128, 141840), (1152, 138885), (1182, 135360), (1269, 126080), (1410, 113472), (1440, 111108), (1504, 106380), (1576, 101520), (1692, 94560), (1728, 92590), (1773, 90240), (1880, 85104), (1920, 83331), (1970, 81216), (2115, 75648), (2160, 74072), (2256, 70920), (2364, 67680), (2538, 63040), (2820, 56736), (2880, 55554), (2955, 54144), (3008, 53190), (3152, 50760), (3384, 47280), (3456, 46295), (3546, 45120), (3760, 42552), (3940, 40608), (4230, 37824), (4320, 37036), (4512, 35460), (4728, 33840), (5076, 31520), (5319, 30080), (5640, 28368), (5760, 27777), (5910, 27072), (6016, 26595), (6304, 25380), (6345, 25216), (6768, 23640), (7092, 22560), (7520, 21276), (7880, 20304), (8460, 18912), (8640, 18518), (8865, 18048), (9024, 17730), (9259, 17280), (9456, 16920), (10152, 15760), (10638, 15040), (11280, 14184), (11820, 13536), (12608, 12690)]