171181440

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{263}}^1$

素因数の和:401

約数の個数: 192

約数和(自身を含む): 598609440

約数和(自身を除く): 427428000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 113, 120, 128, 144, 160, 180, 192, 226, 240, 263, 288, 320, 339, 360, 384, 452, 480, 526, 565, 576, 640, 678, 720, 789, 904, 960, 1017, 1052, 1130, 1152, 1315, 1356, 1440, 1578, 1695, 1808, 1920, 2034, 2104, 2260, 2367, 2630, 2712, 2880, 3156, 3390, 3616, 3945, 4068, 4208, 4520, 4734, 5085, 5260, 5424, 5760, 6312, 6780, 7232, 7890, 8136, 8416, 9040, 9468, 10170, 10520, 10848, 11835, 12624, 13560, 14464, 15780, 16272, 16832, 18080, 18936, 20340, 21040, 21696, 23670, 25248, 27120, 29719, 31560, 32544, 33664, 36160, 37872, 40680, 42080, 43392, 47340, 50496, 54240, 59438, 63120, 65088, 72320, 75744, 81360, 84160, 89157, 94680, 100992, 108480, 118876, 126240, 130176, 148595, 151488, 162720, 168320, 178314, 189360, 216960, 237752, 252480, 267471, 297190, 302976, 325440, 356628, 378720, 445785, 475504, 504960, 534942, 594380, 650880, 713256, 757440, 891570, 951008, 1069884, 1188760, 1337355, 1426512, 1514880, 1783140, 1902016, 2139768, 2377520, 2674710, 2853024, 3566280, 3804032, 4279536, 4755040, 5349420, 5706048, 7132560, 8559072, 9510080, 10698840, 11412096, 14265120, 17118144, 19020160, 21397680, 28530240, 34236288, 42795360, 57060480, 85590720, 171181440]

約数ペア:

[(1, 171181440), (2, 85590720), (3, 57060480), (4, 42795360), (5, 34236288), (6, 28530240), (8, 21397680), (9, 19020160), (10, 17118144), (12, 14265120), (15, 11412096), (16, 10698840), (18, 9510080), (20, 8559072), (24, 7132560), (30, 5706048), (32, 5349420), (36, 4755040), (40, 4279536), (45, 3804032), (48, 3566280), (60, 2853024), (64, 2674710), (72, 2377520), (80, 2139768), (90, 1902016), (96, 1783140), (113, 1514880), (120, 1426512), (128, 1337355), (144, 1188760), (160, 1069884), (180, 951008), (192, 891570), (226, 757440), (240, 713256), (263, 650880), (288, 594380), (320, 534942), (339, 504960), (360, 475504), (384, 445785), (452, 378720), (480, 356628), (526, 325440), (565, 302976), (576, 297190), (640, 267471), (678, 252480), (720, 237752), (789, 216960), (904, 189360), (960, 178314), (1017, 168320), (1052, 162720), (1130, 151488), (1152, 148595), (1315, 130176), (1356, 126240), (1440, 118876), (1578, 108480), (1695, 100992), (1808, 94680), (1920, 89157), (2034, 84160), (2104, 81360), (2260, 75744), (2367, 72320), (2630, 65088), (2712, 63120), (2880, 59438), (3156, 54240), (3390, 50496), (3616, 47340), (3945, 43392), (4068, 42080), (4208, 40680), (4520, 37872), (4734, 36160), (5085, 33664), (5260, 32544), (5424, 31560), (5760, 29719), (6312, 27120), (6780, 25248), (7232, 23670), (7890, 21696), (8136, 21040), (8416, 20340), (9040, 18936), (9468, 18080), (10170, 16832), (10520, 16272), (10848, 15780), (11835, 14464), (12624, 13560)]