291246304

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{1999}}^1$

素因数の和:2195

約数の個数: 48

約数和(自身を含む): 597240000

約数和(自身を除く): 305993696

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 116, 157, 232, 314, 464, 628, 928, 1256, 1999, 2512, 3998, 4553, 5024, 7996, 9106, 15992, 18212, 31984, 36424, 57971, 63968, 72848, 115942, 145696, 231884, 313843, 463768, 627686, 927536, 1255372, 1855072, 2510744, 5021488, 9101447, 10042976, 18202894, 36405788, 72811576, 145623152, 291246304]

約数ペア:

[(1, 291246304), (2, 145623152), (4, 72811576), (8, 36405788), (16, 18202894), (29, 10042976), (32, 9101447), (58, 5021488), (116, 2510744), (157, 1855072), (232, 1255372), (314, 927536), (464, 627686), (628, 463768), (928, 313843), (1256, 231884), (1999, 145696), (2512, 115942), (3998, 72848), (4553, 63968), (5024, 57971), (7996, 36424), (9106, 31984), (15992, 18212)]