142657480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{577}}^1\times {\mathrm{883}}^1$

素因数の和:1478

約数の個数: 64

約数和(自身を含む): 367885440

約数和(自身を除く): 225227960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 577, 883, 1154, 1766, 2308, 2885, 3532, 4039, 4415, 4616, 5770, 6181, 7064, 8078, 8830, 11540, 12362, 16156, 17660, 20195, 23080, 24724, 30905, 32312, 35320, 40390, 49448, 61810, 80780, 123620, 161560, 247240, 509491, 1018982, 2037964, 2547455, 3566437, 4075928, 5094910, 7132874, 10189820, 14265748, 17832185, 20379640, 28531496, 35664370, 71328740, 142657480]

約数ペア:

[(1, 142657480), (2, 71328740), (4, 35664370), (5, 28531496), (7, 20379640), (8, 17832185), (10, 14265748), (14, 10189820), (20, 7132874), (28, 5094910), (35, 4075928), (40, 3566437), (56, 2547455), (70, 2037964), (140, 1018982), (280, 509491), (577, 247240), (883, 161560), (1154, 123620), (1766, 80780), (2308, 61810), (2885, 49448), (3532, 40390), (4039, 35320), (4415, 32312), (4616, 30905), (5770, 24724), (6181, 23080), (7064, 20195), (8078, 17660), (8830, 16156), (11540, 12362)]