281339424

素因数分解:

$2^5\times 3^2\times {\mathrm{313}}^1\times {\mathrm{3121}}^1$

素因数の和:3450

約数の個数: 72

約数和(自身を含む): 802872252

約数和(自身を除く): 521532828

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 313, 626, 939, 1252, 1878, 2504, 2817, 3121, 3756, 5008, 5634, 6242, 7512, 9363, 10016, 11268, 12484, 15024, 18726, 22536, 24968, 28089, 30048, 37452, 45072, 49936, 56178, 74904, 90144, 99872, 112356, 149808, 224712, 299616, 449424, 898848, 976873, 1953746, 2930619, 3907492, 5861238, 7814984, 8791857, 11722476, 15629968, 17583714, 23444952, 31259936, 35167428, 46889904, 70334856, 93779808, 140669712, 281339424]

約数ペア:

[(1, 281339424), (2, 140669712), (3, 93779808), (4, 70334856), (6, 46889904), (8, 35167428), (9, 31259936), (12, 23444952), (16, 17583714), (18, 15629968), (24, 11722476), (32, 8791857), (36, 7814984), (48, 5861238), (72, 3907492), (96, 2930619), (144, 1953746), (288, 976873), (313, 898848), (626, 449424), (939, 299616), (1252, 224712), (1878, 149808), (2504, 112356), (2817, 99872), (3121, 90144), (3756, 74904), (5008, 56178), (5634, 49936), (6242, 45072), (7512, 37452), (9363, 30048), (10016, 28089), (11268, 24968), (12484, 22536), (15024, 18726)]