280523520

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{8117}}^1$

素因数の和:8147

約数の個数: 144

約数和(自身を含む): 995591520

約数和(自身を除く): 715068000

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, 5760, 6912, 8117, 8640, 11520, 16234, 17280, 24351, 32468, 34560, 40585, 48702, 64936, 73053, 81170, 97404, 121755, 129872, 146106, 162340, 194808, 219159, 243510, 259744, 292212, 324680, 365265, 389616, 438318, 487020, 519488, 584424, 649360, 730530, 779232, 876636, 974040, 1038976, 1095795, 1168848, 1298720, 1461060, 1558464, 1753272, 1948080, 2077952, 2191590, 2337696, 2597440, 2922120, 3116928, 3506544, 3896160, 4383180, 4675392, 5194880, 5844240, 6233856, 7013088, 7792320, 8766360, 9350784, 10389760, 11688480, 14026176, 15584640, 17532720, 18701568, 23376960, 28052352, 31169280, 35065440, 46753920, 56104704, 70130880, 93507840, 140261760, 280523520]

約数ペア:

[(1, 280523520), (2, 140261760), (3, 93507840), (4, 70130880), (5, 56104704), (6, 46753920), (8, 35065440), (9, 31169280), (10, 28052352), (12, 23376960), (15, 18701568), (16, 17532720), (18, 15584640), (20, 14026176), (24, 11688480), (27, 10389760), (30, 9350784), (32, 8766360), (36, 7792320), (40, 7013088), (45, 6233856), (48, 5844240), (54, 5194880), (60, 4675392), (64, 4383180), (72, 3896160), (80, 3506544), (90, 3116928), (96, 2922120), (108, 2597440), (120, 2337696), (128, 2191590), (135, 2077952), (144, 1948080), (160, 1753272), (180, 1558464), (192, 1461060), (216, 1298720), (240, 1168848), (256, 1095795), (270, 1038976), (288, 974040), (320, 876636), (360, 779232), (384, 730530), (432, 649360), (480, 584424), (540, 519488), (576, 487020), (640, 438318), (720, 389616), (768, 365265), (864, 324680), (960, 292212), (1080, 259744), (1152, 243510), (1280, 219159), (1440, 194808), (1728, 162340), (1920, 146106), (2160, 129872), (2304, 121755), (2880, 97404), (3456, 81170), (3840, 73053), (4320, 64936), (5760, 48702), (6912, 40585), (8117, 34560), (8640, 32468), (11520, 24351), (16234, 17280)]