21477813120

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{1242929}}^1$

素因数の和:1242957

約数の個数: 128

約数和(自身を含む): 76067316000

約数和(自身を除く): 54589502880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 864, 960, 1080, 1152, 1440, 1728, 1920, 2160, 2880, 3456, 4320, 5760, 8640, 17280, 1242929, 2485858, 3728787, 4971716, 6214645, 7457574, 9943432, 11186361, 12429290, 14915148, 18643935, 19886864, 22372722, 24858580, 29830296, 33559083, 37287870, 39773728, 44745444, 49717160, 55931805, 59660592, 67118166, 74575740, 79547456, 89490888, 99434320, 111863610, 119321184, 134236332, 149151480, 159094912, 167795415, 178981776, 198868640, 223727220, 238642368, 268472664, 298302960, 335590830, 357963552, 397737280, 447454440, 477284736, 536945328, 596605920, 671181660, 715927104, 795474560, 894908880, 1073890656, 1193211840, 1342363320, 1431854208, 1789817760, 2147781312, 2386423680, 2684726640, 3579635520, 4295562624, 5369453280, 7159271040, 10738906560, 21477813120]

約数ペア:

[(1, 21477813120), (2, 10738906560), (3, 7159271040), (4, 5369453280), (5, 4295562624), (6, 3579635520), (8, 2684726640), (9, 2386423680), (10, 2147781312), (12, 1789817760), (15, 1431854208), (16, 1342363320), (18, 1193211840), (20, 1073890656), (24, 894908880), (27, 795474560), (30, 715927104), (32, 671181660), (36, 596605920), (40, 536945328), (45, 477284736), (48, 447454440), (54, 397737280), (60, 357963552), (64, 335590830), (72, 298302960), (80, 268472664), (90, 238642368), (96, 223727220), (108, 198868640), (120, 178981776), (128, 167795415), (135, 159094912), (144, 149151480), (160, 134236332), (180, 119321184), (192, 111863610), (216, 99434320), (240, 89490888), (270, 79547456), (288, 74575740), (320, 67118166), (360, 59660592), (384, 55931805), (432, 49717160), (480, 44745444), (540, 39773728), (576, 37287870), (640, 33559083), (720, 29830296), (864, 24858580), (960, 22372722), (1080, 19886864), (1152, 18643935), (1440, 14915148), (1728, 12429290), (1920, 11186361), (2160, 9943432), (2880, 7457574), (3456, 6214645), (4320, 4971716), (5760, 3728787), (8640, 2485858), (17280, 1242929)]