251454144

素因数分解:

$2^6\times 3^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{509}}^1$

素因数の和:638

約数の個数: 112

約数和(自身を含む): 696407040

約数和(自身を除く): 444952896

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 83, 93, 96, 124, 166, 186, 192, 248, 249, 332, 372, 496, 498, 509, 664, 744, 992, 996, 1018, 1328, 1488, 1527, 1984, 1992, 2036, 2573, 2656, 2976, 3054, 3984, 4072, 5146, 5312, 5952, 6108, 7719, 7968, 8144, 10292, 12216, 15438, 15779, 15936, 16288, 20584, 24432, 30876, 31558, 32576, 41168, 42247, 47337, 48864, 61752, 63116, 82336, 84494, 94674, 97728, 123504, 126232, 126741, 164672, 168988, 189348, 247008, 252464, 253482, 337976, 378696, 494016, 504928, 506964, 675952, 757392, 1009856, 1013928, 1309657, 1351904, 1514784, 2027856, 2619314, 2703808, 3029568, 3928971, 4055712, 5238628, 7857942, 8111424, 10477256, 15715884, 20954512, 31431768, 41909024, 62863536, 83818048, 125727072, 251454144]

約数ペア:

[(1, 251454144), (2, 125727072), (3, 83818048), (4, 62863536), (6, 41909024), (8, 31431768), (12, 20954512), (16, 15715884), (24, 10477256), (31, 8111424), (32, 7857942), (48, 5238628), (62, 4055712), (64, 3928971), (83, 3029568), (93, 2703808), (96, 2619314), (124, 2027856), (166, 1514784), (186, 1351904), (192, 1309657), (248, 1013928), (249, 1009856), (332, 757392), (372, 675952), (496, 506964), (498, 504928), (509, 494016), (664, 378696), (744, 337976), (992, 253482), (996, 252464), (1018, 247008), (1328, 189348), (1488, 168988), (1527, 164672), (1984, 126741), (1992, 126232), (2036, 123504), (2573, 97728), (2656, 94674), (2976, 84494), (3054, 82336), (3984, 63116), (4072, 61752), (5146, 48864), (5312, 47337), (5952, 42247), (6108, 41168), (7719, 32576), (7968, 31558), (8144, 30876), (10292, 24432), (12216, 20584), (15438, 16288), (15779, 15936)]