79997760

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1$

素因数の和:270

約数の個数: 224

約数和(自身を含む): 289681920

約数和(自身を除く): 209684160

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, 135, 141, 144, 160, 180, 188, 192, 197, 216, 235, 240, 270, 282, 288, 320, 360, 376, 394, 423, 432, 470, 480, 540, 564, 576, 591, 705, 720, 752, 788, 846, 864, 940, 960, 985, 1080, 1128, 1182, 1269, 1410, 1440, 1504, 1576, 1692, 1728, 1773, 1880, 1970, 2115, 2160, 2256, 2364, 2538, 2820, 2880, 2955, 3008, 3152, 3384, 3546, 3760, 3940, 4230, 4320, 4512, 4728, 5076, 5319, 5640, 5910, 6304, 6345, 6768, 7092, 7520, 7880, 8460, 8640, 8865, 9024, 9259, 9456, 10152, 10638, 11280, 11820, 12608, 12690, 13536, 14184, 15040, 15760, 16920, 17730, 18518, 18912, 20304, 21276, 22560, 23640, 25380, 26595, 27072, 27777, 28368, 31520, 33840, 35460, 37036, 37824, 40608, 42552, 45120, 46295, 47280, 50760, 53190, 55554, 56736, 63040, 67680, 70920, 74072, 81216, 83331, 85104, 92590, 94560, 101520, 106380, 111108, 113472, 135360, 138885, 141840, 148144, 166662, 170208, 185180, 189120, 203040, 212760, 222216, 249993, 277770, 283680, 296288, 333324, 340416, 370360, 406080, 416655, 425520, 444432, 499986, 555540, 567360, 592576, 666648, 740720, 833310, 851040, 888864, 999972, 1111080, 1249965, 1333296, 1481440, 1666620, 1702080, 1777728, 1999944, 2222160, 2499930, 2666592, 2962880, 3333240, 3999888, 4444320, 4999860, 5333184, 6666480, 7999776, 8888640, 9999720, 13332960, 15999552, 19999440, 26665920, 39998880, 79997760]

約数ペア:

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