270458840

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{1973}}^1$

素因数の和:2156

約数の個数: 64

約数和(自身を含む): 639576000

約数和(自身を除く): 369117160

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 149, 184, 230, 298, 460, 596, 745, 920, 1192, 1490, 1973, 2980, 3427, 3946, 5960, 6854, 7892, 9865, 13708, 15784, 17135, 19730, 27416, 34270, 39460, 45379, 68540, 78920, 90758, 137080, 181516, 226895, 293977, 363032, 453790, 587954, 907580, 1175908, 1469885, 1815160, 2351816, 2939770, 5879540, 6761471, 11759080, 13522942, 27045884, 33807355, 54091768, 67614710, 135229420, 270458840]

約数ペア:

[(1, 270458840), (2, 135229420), (4, 67614710), (5, 54091768), (8, 33807355), (10, 27045884), (20, 13522942), (23, 11759080), (40, 6761471), (46, 5879540), (92, 2939770), (115, 2351816), (149, 1815160), (184, 1469885), (230, 1175908), (298, 907580), (460, 587954), (596, 453790), (745, 363032), (920, 293977), (1192, 226895), (1490, 181516), (1973, 137080), (2980, 90758), (3427, 78920), (3946, 68540), (5960, 45379), (6854, 39460), (7892, 34270), (9865, 27416), (13708, 19730), (15784, 17135)]