254823408

素因数分解:

$2^4\times 3^6\times 7^1\times {\mathrm{3121}}^1$

素因数の和:3154

約数の個数: 140

約数和(自身を含む): 846261808

約数和(自身を除く): 591438400

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 54, 56, 63, 72, 81, 84, 108, 112, 126, 144, 162, 168, 189, 216, 243, 252, 324, 336, 378, 432, 486, 504, 567, 648, 729, 756, 972, 1008, 1134, 1296, 1458, 1512, 1701, 1944, 2268, 2916, 3024, 3121, 3402, 3888, 4536, 5103, 5832, 6242, 6804, 9072, 9363, 10206, 11664, 12484, 13608, 18726, 20412, 21847, 24968, 27216, 28089, 37452, 40824, 43694, 49936, 56178, 65541, 74904, 81648, 84267, 87388, 112356, 131082, 149808, 168534, 174776, 196623, 224712, 252801, 262164, 337068, 349552, 393246, 449424, 505602, 524328, 589869, 674136, 758403, 786492, 1011204, 1048656, 1179738, 1348272, 1516806, 1572984, 1769607, 2022408, 2275209, 2359476, 3033612, 3145968, 3539214, 4044816, 4550418, 4718952, 5308821, 6067224, 7078428, 9100836, 9437904, 10617642, 12134448, 14156856, 15926463, 18201672, 21235284, 28313712, 31852926, 36403344, 42470568, 63705852, 84941136, 127411704, 254823408]

約数ペア:

[(1, 254823408), (2, 127411704), (3, 84941136), (4, 63705852), (6, 42470568), (7, 36403344), (8, 31852926), (9, 28313712), (12, 21235284), (14, 18201672), (16, 15926463), (18, 14156856), (21, 12134448), (24, 10617642), (27, 9437904), (28, 9100836), (36, 7078428), (42, 6067224), (48, 5308821), (54, 4718952), (56, 4550418), (63, 4044816), (72, 3539214), (81, 3145968), (84, 3033612), (108, 2359476), (112, 2275209), (126, 2022408), (144, 1769607), (162, 1572984), (168, 1516806), (189, 1348272), (216, 1179738), (243, 1048656), (252, 1011204), (324, 786492), (336, 758403), (378, 674136), (432, 589869), (486, 524328), (504, 505602), (567, 449424), (648, 393246), (729, 349552), (756, 337068), (972, 262164), (1008, 252801), (1134, 224712), (1296, 196623), (1458, 174776), (1512, 168534), (1701, 149808), (1944, 131082), (2268, 112356), (2916, 87388), (3024, 84267), (3121, 81648), (3402, 74904), (3888, 65541), (4536, 56178), (5103, 49936), (5832, 43694), (6242, 40824), (6804, 37452), (9072, 28089), (9363, 27216), (10206, 24968), (11664, 21847), (12484, 20412), (13608, 18726)]