71771520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1289}}^1$

素因数の和:1340

約数の個数: 128

約数和(自身を含む): 236844000

約数和(自身を除く): 165072480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 32, 40, 48, 58, 60, 64, 80, 87, 96, 116, 120, 128, 145, 160, 174, 192, 232, 240, 290, 320, 348, 384, 435, 464, 480, 580, 640, 696, 870, 928, 960, 1160, 1289, 1392, 1740, 1856, 1920, 2320, 2578, 2784, 3480, 3712, 3867, 4640, 5156, 5568, 6445, 6960, 7734, 9280, 10312, 11136, 12890, 13920, 15468, 18560, 19335, 20624, 25780, 27840, 30936, 37381, 38670, 41248, 51560, 55680, 61872, 74762, 77340, 82496, 103120, 112143, 123744, 149524, 154680, 164992, 186905, 206240, 224286, 247488, 299048, 309360, 373810, 412480, 448572, 494976, 560715, 598096, 618720, 747620, 824960, 897144, 1121430, 1196192, 1237440, 1495240, 1794288, 2242860, 2392384, 2474880, 2990480, 3588576, 4485720, 4784768, 5980960, 7177152, 8971440, 11961920, 14354304, 17942880, 23923840, 35885760, 71771520]

約数ペア:

[(1, 71771520), (2, 35885760), (3, 23923840), (4, 17942880), (5, 14354304), (6, 11961920), (8, 8971440), (10, 7177152), (12, 5980960), (15, 4784768), (16, 4485720), (20, 3588576), (24, 2990480), (29, 2474880), (30, 2392384), (32, 2242860), (40, 1794288), (48, 1495240), (58, 1237440), (60, 1196192), (64, 1121430), (80, 897144), (87, 824960), (96, 747620), (116, 618720), (120, 598096), (128, 560715), (145, 494976), (160, 448572), (174, 412480), (192, 373810), (232, 309360), (240, 299048), (290, 247488), (320, 224286), (348, 206240), (384, 186905), (435, 164992), (464, 154680), (480, 149524), (580, 123744), (640, 112143), (696, 103120), (870, 82496), (928, 77340), (960, 74762), (1160, 61872), (1289, 55680), (1392, 51560), (1740, 41248), (1856, 38670), (1920, 37381), (2320, 30936), (2578, 27840), (2784, 25780), (3480, 20624), (3712, 19335), (3867, 18560), (4640, 15468), (5156, 13920), (5568, 12890), (6445, 11136), (6960, 10312), (7734, 9280)]