178986240

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{5179}}^1$

素因数の和:5209

約数の個数: 144

約数和(自身を含む): 635275200

約数和(自身を除く): 456288960

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, 256, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 768, 864, 960, 1080, 1152, 1280, 1440, 1728, 1920, 2160, 2304, 2880, 3456, 3840, 4320, 5179, 5760, 6912, 8640, 10358, 11520, 15537, 17280, 20716, 25895, 31074, 34560, 41432, 46611, 51790, 62148, 77685, 82864, 93222, 103580, 124296, 139833, 155370, 165728, 186444, 207160, 233055, 248592, 279666, 310740, 331456, 372888, 414320, 466110, 497184, 559332, 621480, 662912, 699165, 745776, 828640, 932220, 994368, 1118664, 1242960, 1325824, 1398330, 1491552, 1657280, 1864440, 1988736, 2237328, 2485920, 2796660, 2983104, 3314560, 3728880, 3977472, 4474656, 4971840, 5593320, 5966208, 6629120, 7457760, 8949312, 9943680, 11186640, 11932416, 14915520, 17898624, 19887360, 22373280, 29831040, 35797248, 44746560, 59662080, 89493120, 178986240]

約数ペア:

[(1, 178986240), (2, 89493120), (3, 59662080), (4, 44746560), (5, 35797248), (6, 29831040), (8, 22373280), (9, 19887360), (10, 17898624), (12, 14915520), (15, 11932416), (16, 11186640), (18, 9943680), (20, 8949312), (24, 7457760), (27, 6629120), (30, 5966208), (32, 5593320), (36, 4971840), (40, 4474656), (45, 3977472), (48, 3728880), (54, 3314560), (60, 2983104), (64, 2796660), (72, 2485920), (80, 2237328), (90, 1988736), (96, 1864440), (108, 1657280), (120, 1491552), (128, 1398330), (135, 1325824), (144, 1242960), (160, 1118664), (180, 994368), (192, 932220), (216, 828640), (240, 745776), (256, 699165), (270, 662912), (288, 621480), (320, 559332), (360, 497184), (384, 466110), (432, 414320), (480, 372888), (540, 331456), (576, 310740), (640, 279666), (720, 248592), (768, 233055), (864, 207160), (960, 186444), (1080, 165728), (1152, 155370), (1280, 139833), (1440, 124296), (1728, 103580), (1920, 93222), (2160, 82864), (2304, 77685), (2880, 62148), (3456, 51790), (3840, 46611), (4320, 41432), (5179, 34560), (5760, 31074), (6912, 25895), (8640, 20716), (10358, 17280), (11520, 15537)]