21623040

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{1877}}^1$

素因数の和:1904

約数の個数: 108

約数和(自身を含む): 74853324

約数和(自身を除く): 53230284

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, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1877, 1920, 2304, 2880, 3754, 3840, 5631, 5760, 7508, 9385, 11262, 11520, 15016, 16893, 18770, 22524, 28155, 30032, 33786, 37540, 45048, 56310, 60064, 67572, 75080, 84465, 90096, 112620, 120128, 135144, 150160, 168930, 180192, 225240, 240256, 270288, 300320, 337860, 360384, 450480, 480512, 540576, 600640, 675720, 720768, 900960, 1081152, 1201280, 1351440, 1441536, 1801920, 2162304, 2402560, 2702880, 3603840, 4324608, 5405760, 7207680, 10811520, 21623040]

約数ペア:

[(1, 21623040), (2, 10811520), (3, 7207680), (4, 5405760), (5, 4324608), (6, 3603840), (8, 2702880), (9, 2402560), (10, 2162304), (12, 1801920), (15, 1441536), (16, 1351440), (18, 1201280), (20, 1081152), (24, 900960), (30, 720768), (32, 675720), (36, 600640), (40, 540576), (45, 480512), (48, 450480), (60, 360384), (64, 337860), (72, 300320), (80, 270288), (90, 240256), (96, 225240), (120, 180192), (128, 168930), (144, 150160), (160, 135144), (180, 120128), (192, 112620), (240, 90096), (256, 84465), (288, 75080), (320, 67572), (360, 60064), (384, 56310), (480, 45048), (576, 37540), (640, 33786), (720, 30032), (768, 28155), (960, 22524), (1152, 18770), (1280, 16893), (1440, 15016), (1877, 11520), (1920, 11262), (2304, 9385), (2880, 7508), (3754, 5760), (3840, 5631)]