81342360

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{167}}^1$

素因数の和:239

約数の個数: 256

約数和(自身を含む): 304819200

約数和(自身を除く): 223476840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 41, 44, 45, 54, 55, 60, 66, 72, 82, 88, 90, 99, 108, 110, 120, 123, 132, 135, 164, 165, 167, 180, 198, 205, 216, 220, 246, 264, 270, 297, 328, 330, 334, 360, 369, 396, 410, 440, 451, 492, 495, 501, 540, 594, 615, 660, 668, 738, 792, 820, 835, 902, 984, 990, 1002, 1080, 1107, 1188, 1230, 1320, 1336, 1353, 1476, 1485, 1503, 1640, 1670, 1804, 1837, 1845, 1980, 2004, 2214, 2255, 2376, 2460, 2505, 2706, 2952, 2970, 3006, 3340, 3608, 3674, 3690, 3960, 4008, 4059, 4428, 4509, 4510, 4920, 5010, 5412, 5511, 5535, 5940, 6012, 6680, 6765, 6847, 7348, 7380, 7515, 8118, 8856, 9018, 9020, 9185, 10020, 10824, 11022, 11070, 11880, 12024, 12177, 13530, 13694, 14696, 14760, 15030, 16236, 16533, 18036, 18040, 18370, 20040, 20295, 20541, 22044, 22140, 22545, 24354, 27060, 27388, 27555, 30060, 32472, 33066, 34235, 36072, 36740, 40590, 41082, 44088, 44280, 45090, 48708, 49599, 54120, 54776, 55110, 60120, 60885, 61623, 66132, 68470, 73480, 75317, 81180, 82164, 82665, 90180, 97416, 99198, 102705, 110220, 121770, 123246, 132264, 136940, 150634, 162360, 164328, 165330, 180360, 184869, 198396, 205410, 220440, 225951, 243540, 246492, 247995, 273880, 301268, 308115, 330660, 369738, 376585, 396792, 410820, 451902, 487080, 492984, 495990, 602536, 616230, 661320, 677853, 739476, 753170, 821640, 903804, 924345, 991980, 1129755, 1232460, 1355706, 1478952, 1506340, 1807608, 1848690, 1983960, 2033559, 2259510, 2464920, 2711412, 3012680, 3389265, 3697380, 4067118, 4519020, 5422824, 6778530, 7394760, 8134236, 9038040, 10167795, 13557060, 16268472, 20335590, 27114120, 40671180, 81342360]

約数ペア:

[(1, 81342360), (2, 40671180), (3, 27114120), (4, 20335590), (5, 16268472), (6, 13557060), (8, 10167795), (9, 9038040), (10, 8134236), (11, 7394760), (12, 6778530), (15, 5422824), (18, 4519020), (20, 4067118), (22, 3697380), (24, 3389265), (27, 3012680), (30, 2711412), (33, 2464920), (36, 2259510), (40, 2033559), (41, 1983960), (44, 1848690), (45, 1807608), (54, 1506340), (55, 1478952), (60, 1355706), (66, 1232460), (72, 1129755), (82, 991980), (88, 924345), (90, 903804), (99, 821640), (108, 753170), (110, 739476), (120, 677853), (123, 661320), (132, 616230), (135, 602536), (164, 495990), (165, 492984), (167, 487080), (180, 451902), (198, 410820), (205, 396792), (216, 376585), (220, 369738), (246, 330660), (264, 308115), (270, 301268), (297, 273880), (328, 247995), (330, 246492), (334, 243540), (360, 225951), (369, 220440), (396, 205410), (410, 198396), (440, 184869), (451, 180360), (492, 165330), (495, 164328), (501, 162360), (540, 150634), (594, 136940), (615, 132264), (660, 123246), (668, 121770), (738, 110220), (792, 102705), (820, 99198), (835, 97416), (902, 90180), (984, 82665), (990, 82164), (1002, 81180), (1080, 75317), (1107, 73480), (1188, 68470), (1230, 66132), (1320, 61623), (1336, 60885), (1353, 60120), (1476, 55110), (1485, 54776), (1503, 54120), (1640, 49599), (1670, 48708), (1804, 45090), (1837, 44280), (1845, 44088), (1980, 41082), (2004, 40590), (2214, 36740), (2255, 36072), (2376, 34235), (2460, 33066), (2505, 32472), (2706, 30060), (2952, 27555), (2970, 27388), (3006, 27060), (3340, 24354), (3608, 22545), (3674, 22140), (3690, 22044), (3960, 20541), (4008, 20295), (4059, 20040), (4428, 18370), (4509, 18040), (4510, 18036), (4920, 16533), (5010, 16236), (5412, 15030), (5511, 14760), (5535, 14696), (5940, 13694), (6012, 13530), (6680, 12177), (6765, 12024), (6847, 11880), (7348, 11070), (7380, 11022), (7515, 10824), (8118, 10020), (8856, 9185), (9018, 9020)]