165380320

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{147661}}^1$

素因数の和:147683

約数の個数: 48

約数和(自身を含む): 446529888

約数和(自身を除く): 281149568

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 147661, 295322, 590644, 738305, 1033627, 1181288, 1476610, 2067254, 2362576, 2953220, 4134508, 4725152, 5168135, 5906440, 8269016, 10336270, 11812880, 16538032, 20672540, 23625760, 33076064, 41345080, 82690160, 165380320]

約数ペア:

[(1, 165380320), (2, 82690160), (4, 41345080), (5, 33076064), (7, 23625760), (8, 20672540), (10, 16538032), (14, 11812880), (16, 10336270), (20, 8269016), (28, 5906440), (32, 5168135), (35, 4725152), (40, 4134508), (56, 2953220), (70, 2362576), (80, 2067254), (112, 1476610), (140, 1181288), (160, 1033627), (224, 738305), (280, 590644), (560, 295322), (1120, 147661)]