207131520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{107881}}^1$

素因数の和:107903

約数の個数: 64

約数和(自身を含む): 660237840

約数和(自身を除く): 453106320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 107881, 215762, 323643, 431524, 539405, 647286, 863048, 1078810, 1294572, 1618215, 1726096, 2157620, 2589144, 3236430, 3452192, 4315240, 5178288, 6472860, 6904384, 8630480, 10356576, 12945720, 13808768, 17260960, 20713152, 25891440, 34521920, 41426304, 51782880, 69043840, 103565760, 207131520]

約数ペア:

[(1, 207131520), (2, 103565760), (3, 69043840), (4, 51782880), (5, 41426304), (6, 34521920), (8, 25891440), (10, 20713152), (12, 17260960), (15, 13808768), (16, 12945720), (20, 10356576), (24, 8630480), (30, 6904384), (32, 6472860), (40, 5178288), (48, 4315240), (60, 3452192), (64, 3236430), (80, 2589144), (96, 2157620), (120, 1726096), (128, 1618215), (160, 1294572), (192, 1078810), (240, 863048), (320, 647286), (384, 539405), (480, 431524), (640, 323643), (960, 215762), (1920, 107881)]