320807520

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:235

約数の個数: 384

約数和(自身を含む): 1261370880

約数和(自身を除く): 940563360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 32, 33, 36, 40, 43, 44, 45, 48, 54, 55, 60, 66, 72, 80, 86, 88, 90, 96, 99, 108, 110, 120, 129, 132, 135, 144, 157, 160, 165, 172, 176, 180, 198, 215, 216, 220, 240, 258, 264, 270, 288, 297, 314, 330, 344, 352, 360, 387, 396, 430, 432, 440, 471, 473, 480, 495, 516, 528, 540, 594, 628, 645, 660, 688, 720, 774, 785, 792, 860, 864, 880, 942, 946, 990, 1032, 1056, 1080, 1161, 1188, 1256, 1290, 1320, 1376, 1413, 1419, 1440, 1485, 1548, 1570, 1584, 1720, 1727, 1760, 1884, 1892, 1935, 1980, 2064, 2160, 2322, 2355, 2365, 2376, 2512, 2580, 2640, 2826, 2838, 2970, 3096, 3140, 3168, 3440, 3454, 3768, 3784, 3870, 3960, 4128, 4239, 4257, 4320, 4644, 4710, 4730, 4752, 5024, 5160, 5181, 5280, 5652, 5676, 5805, 5940, 6192, 6280, 6751, 6880, 6908, 7065, 7095, 7536, 7568, 7740, 7920, 8478, 8514, 8635, 9288, 9420, 9460, 9504, 10320, 10362, 11304, 11352, 11610, 11880, 12384, 12560, 12771, 13502, 13816, 14130, 14190, 15072, 15136, 15480, 15543, 15840, 16956, 17028, 17270, 18576, 18840, 18920, 20253, 20640, 20724, 21195, 21285, 22608, 22704, 23220, 23760, 25120, 25542, 25905, 27004, 27632, 28260, 28380, 30960, 31086, 33755, 33912, 34056, 34540, 37152, 37680, 37840, 40506, 41448, 42390, 42570, 45216, 45408, 46440, 46629, 47520, 51084, 51810, 54008, 55264, 56520, 56760, 60759, 61920, 62172, 63855, 67510, 67824, 68112, 69080, 74261, 75360, 75680, 77715, 81012, 82896, 84780, 85140, 92880, 93258, 101265, 102168, 103620, 108016, 113040, 113520, 121518, 124344, 127710, 135020, 135648, 136224, 138160, 148522, 155430, 162024, 165792, 169560, 170280, 182277, 185760, 186516, 202530, 204336, 207240, 216032, 222783, 226080, 227040, 233145, 243036, 248688, 255420, 270040, 276320, 297044, 303795, 310860, 324048, 339120, 340560, 364554, 371305, 373032, 405060, 408672, 414480, 445566, 466290, 486072, 497376, 510840, 540080, 594088, 607590, 621720, 648096, 668349, 678240, 681120, 729108, 742610, 746064, 810120, 828960, 891132, 911385, 932580, 972144, 1021680, 1080160, 1113915, 1188176, 1215180, 1243440, 1336698, 1458216, 1485220, 1492128, 1620240, 1782264, 1822770, 1865160, 1944288, 2005047, 2043360, 2227830, 2376352, 2430360, 2486880, 2673396, 2916432, 2970440, 3240480, 3341745, 3564528, 3645540, 3730320, 4010094, 4455660, 4860720, 5346792, 5832864, 5940880, 6683490, 7129056, 7291080, 7460640, 8020188, 8911320, 9721440, 10025235, 10693584, 11881760, 13366980, 14582160, 16040376, 17822640, 20050470, 21387168, 26733960, 29164320, 32080752, 35645280, 40100940, 53467920, 64161504, 80201880, 106935840, 160403760, 320807520]

約数ペア:

[(1, 320807520), (2, 160403760), (3, 106935840), (4, 80201880), (5, 64161504), (6, 53467920), (8, 40100940), (9, 35645280), (10, 32080752), (11, 29164320), (12, 26733960), (15, 21387168), (16, 20050470), (18, 17822640), (20, 16040376), (22, 14582160), (24, 13366980), (27, 11881760), (30, 10693584), (32, 10025235), (33, 9721440), (36, 8911320), (40, 8020188), (43, 7460640), (44, 7291080), (45, 7129056), (48, 6683490), (54, 5940880), (55, 5832864), (60, 5346792), (66, 4860720), (72, 4455660), (80, 4010094), (86, 3730320), (88, 3645540), (90, 3564528), (96, 3341745), (99, 3240480), (108, 2970440), (110, 2916432), (120, 2673396), (129, 2486880), (132, 2430360), (135, 2376352), (144, 2227830), (157, 2043360), (160, 2005047), (165, 1944288), (172, 1865160), (176, 1822770), (180, 1782264), (198, 1620240), (215, 1492128), (216, 1485220), (220, 1458216), (240, 1336698), (258, 1243440), (264, 1215180), (270, 1188176), (288, 1113915), (297, 1080160), (314, 1021680), (330, 972144), (344, 932580), (352, 911385), (360, 891132), (387, 828960), (396, 810120), (430, 746064), (432, 742610), (440, 729108), (471, 681120), (473, 678240), (480, 668349), (495, 648096), (516, 621720), (528, 607590), (540, 594088), (594, 540080), (628, 510840), (645, 497376), (660, 486072), (688, 466290), (720, 445566), (774, 414480), (785, 408672), (792, 405060), (860, 373032), (864, 371305), (880, 364554), (942, 340560), (946, 339120), (990, 324048), (1032, 310860), (1056, 303795), (1080, 297044), (1161, 276320), (1188, 270040), (1256, 255420), (1290, 248688), (1320, 243036), (1376, 233145), (1413, 227040), (1419, 226080), (1440, 222783), (1485, 216032), (1548, 207240), (1570, 204336), (1584, 202530), (1720, 186516), (1727, 185760), (1760, 182277), (1884, 170280), (1892, 169560), (1935, 165792), (1980, 162024), (2064, 155430), (2160, 148522), (2322, 138160), (2355, 136224), (2365, 135648), (2376, 135020), (2512, 127710), (2580, 124344), (2640, 121518), (2826, 113520), (2838, 113040), (2970, 108016), (3096, 103620), (3140, 102168), (3168, 101265), (3440, 93258), (3454, 92880), (3768, 85140), (3784, 84780), (3870, 82896), (3960, 81012), (4128, 77715), (4239, 75680), (4257, 75360), (4320, 74261), (4644, 69080), (4710, 68112), (4730, 67824), (4752, 67510), (5024, 63855), (5160, 62172), (5181, 61920), (5280, 60759), (5652, 56760), (5676, 56520), (5805, 55264), (5940, 54008), (6192, 51810), (6280, 51084), (6751, 47520), (6880, 46629), (6908, 46440), (7065, 45408), (7095, 45216), (7536, 42570), (7568, 42390), (7740, 41448), (7920, 40506), (8478, 37840), (8514, 37680), (8635, 37152), (9288, 34540), (9420, 34056), (9460, 33912), (9504, 33755), (10320, 31086), (10362, 30960), (11304, 28380), (11352, 28260), (11610, 27632), (11880, 27004), (12384, 25905), (12560, 25542), (12771, 25120), (13502, 23760), (13816, 23220), (14130, 22704), (14190, 22608), (15072, 21285), (15136, 21195), (15480, 20724), (15543, 20640), (15840, 20253), (16956, 18920), (17028, 18840), (17270, 18576)]