287138304

素因数分解:

$2^9\times 3^3\times {\mathrm{20771}}^1$

素因数の和:20798

約数の個数: 80

約数和(自身を含む): 849990240

約数和(自身を除く): 562851936

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 128, 144, 192, 216, 256, 288, 384, 432, 512, 576, 768, 864, 1152, 1536, 1728, 2304, 3456, 4608, 6912, 13824, 20771, 41542, 62313, 83084, 124626, 166168, 186939, 249252, 332336, 373878, 498504, 560817, 664672, 747756, 997008, 1121634, 1329344, 1495512, 1994016, 2243268, 2658688, 2991024, 3988032, 4486536, 5317376, 5982048, 7976064, 8973072, 10634752, 11964096, 15952128, 17946144, 23928192, 31904256, 35892288, 47856384, 71784576, 95712768, 143569152, 287138304]

約数ペア:

[(1, 287138304), (2, 143569152), (3, 95712768), (4, 71784576), (6, 47856384), (8, 35892288), (9, 31904256), (12, 23928192), (16, 17946144), (18, 15952128), (24, 11964096), (27, 10634752), (32, 8973072), (36, 7976064), (48, 5982048), (54, 5317376), (64, 4486536), (72, 3988032), (96, 2991024), (108, 2658688), (128, 2243268), (144, 1994016), (192, 1495512), (216, 1329344), (256, 1121634), (288, 997008), (384, 747756), (432, 664672), (512, 560817), (576, 498504), (768, 373878), (864, 332336), (1152, 249252), (1536, 186939), (1728, 166168), (2304, 124626), (3456, 83084), (4608, 62313), (6912, 41542), (13824, 20771)]