257273928

素因数分解:

$2^3\times 3^3\times {\mathrm{79}}^1\times {\mathrm{15077}}^1$

素因数の和:15171

約数の個数: 64

約数和(自身を含む): 723744000

約数和(自身を除く): 466470072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 79, 108, 158, 216, 237, 316, 474, 632, 711, 948, 1422, 1896, 2133, 2844, 4266, 5688, 8532, 15077, 17064, 30154, 45231, 60308, 90462, 120616, 135693, 180924, 271386, 361848, 407079, 542772, 814158, 1085544, 1191083, 1628316, 2382166, 3256632, 3573249, 4764332, 7146498, 9528664, 10719747, 14292996, 21439494, 28585992, 32159241, 42878988, 64318482, 85757976, 128636964, 257273928]

約数ペア:

[(1, 257273928), (2, 128636964), (3, 85757976), (4, 64318482), (6, 42878988), (8, 32159241), (9, 28585992), (12, 21439494), (18, 14292996), (24, 10719747), (27, 9528664), (36, 7146498), (54, 4764332), (72, 3573249), (79, 3256632), (108, 2382166), (158, 1628316), (216, 1191083), (237, 1085544), (316, 814158), (474, 542772), (632, 407079), (711, 361848), (948, 271386), (1422, 180924), (1896, 135693), (2133, 120616), (2844, 90462), (4266, 60308), (5688, 45231), (8532, 30154), (15077, 17064)]