21214080

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1$

素因数の和:181

約数の個数: 192

約数和(自身を含む): 76377600

約数和(自身を除く): 55163520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 32, 36, 40, 45, 48, 58, 60, 64, 72, 80, 87, 90, 96, 116, 120, 127, 128, 144, 145, 160, 174, 180, 192, 232, 240, 254, 261, 288, 290, 320, 348, 360, 381, 384, 435, 464, 480, 508, 522, 576, 580, 635, 640, 696, 720, 762, 870, 928, 960, 1016, 1044, 1143, 1152, 1160, 1270, 1305, 1392, 1440, 1524, 1740, 1856, 1905, 1920, 2032, 2088, 2286, 2320, 2540, 2610, 2784, 2880, 3048, 3480, 3683, 3712, 3810, 4064, 4176, 4572, 4640, 5080, 5220, 5568, 5715, 5760, 6096, 6960, 7366, 7620, 8128, 8352, 9144, 9280, 10160, 10440, 11049, 11136, 11430, 12192, 13920, 14732, 15240, 16256, 16704, 18288, 18415, 18560, 20320, 20880, 22098, 22860, 24384, 27840, 29464, 30480, 33147, 33408, 36576, 36830, 40640, 41760, 44196, 45720, 48768, 55245, 55680, 58928, 60960, 66294, 73152, 73660, 81280, 83520, 88392, 91440, 110490, 117856, 121920, 132588, 146304, 147320, 165735, 167040, 176784, 182880, 220980, 235712, 243840, 265176, 294640, 331470, 353568, 365760, 441960, 471424, 530352, 589280, 662940, 707136, 731520, 883920, 1060704, 1178560, 1325880, 1414272, 1767840, 2121408, 2357120, 2651760, 3535680, 4242816, 5303520, 7071360, 10607040, 21214080]

約数ペア:

[(1, 21214080), (2, 10607040), (3, 7071360), (4, 5303520), (5, 4242816), (6, 3535680), (8, 2651760), (9, 2357120), (10, 2121408), (12, 1767840), (15, 1414272), (16, 1325880), (18, 1178560), (20, 1060704), (24, 883920), (29, 731520), (30, 707136), (32, 662940), (36, 589280), (40, 530352), (45, 471424), (48, 441960), (58, 365760), (60, 353568), (64, 331470), (72, 294640), (80, 265176), (87, 243840), (90, 235712), (96, 220980), (116, 182880), (120, 176784), (127, 167040), (128, 165735), (144, 147320), (145, 146304), (160, 132588), (174, 121920), (180, 117856), (192, 110490), (232, 91440), (240, 88392), (254, 83520), (261, 81280), (288, 73660), (290, 73152), (320, 66294), (348, 60960), (360, 58928), (381, 55680), (384, 55245), (435, 48768), (464, 45720), (480, 44196), (508, 41760), (522, 40640), (576, 36830), (580, 36576), (635, 33408), (640, 33147), (696, 30480), (720, 29464), (762, 27840), (870, 24384), (928, 22860), (960, 22098), (1016, 20880), (1044, 20320), (1143, 18560), (1152, 18415), (1160, 18288), (1270, 16704), (1305, 16256), (1392, 15240), (1440, 14732), (1524, 13920), (1740, 12192), (1856, 11430), (1905, 11136), (1920, 11049), (2032, 10440), (2088, 10160), (2286, 9280), (2320, 9144), (2540, 8352), (2610, 8128), (2784, 7620), (2880, 7366), (3048, 6960), (3480, 6096), (3683, 5760), (3712, 5715), (3810, 5568), (4064, 5220), (4176, 5080), (4572, 4640)]