251177910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{4363}}^1$

素因数の和:4493

約数の個数: 64

約数和(自身を含む): 640984320

約数和(自身を除く): 389806410

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 101, 114, 190, 202, 285, 303, 505, 570, 606, 1010, 1515, 1919, 3030, 3838, 4363, 5757, 8726, 9595, 11514, 13089, 19190, 21815, 26178, 28785, 43630, 57570, 65445, 82897, 130890, 165794, 248691, 414485, 440663, 497382, 828970, 881326, 1243455, 1321989, 2203315, 2486910, 2643978, 4406630, 6609945, 8372597, 13219890, 16745194, 25117791, 41862985, 50235582, 83725970, 125588955, 251177910]

約数ペア:

[(1, 251177910), (2, 125588955), (3, 83725970), (5, 50235582), (6, 41862985), (10, 25117791), (15, 16745194), (19, 13219890), (30, 8372597), (38, 6609945), (57, 4406630), (95, 2643978), (101, 2486910), (114, 2203315), (190, 1321989), (202, 1243455), (285, 881326), (303, 828970), (505, 497382), (570, 440663), (606, 414485), (1010, 248691), (1515, 165794), (1919, 130890), (3030, 82897), (3838, 65445), (4363, 57570), (5757, 43630), (8726, 28785), (9595, 26178), (11514, 21815), (13089, 19190)]