164545080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{195887}}^1$

素因数の和:195908

約数の個数: 64

約数和(自身を含む): 564157440

約数和(自身を除く): 399612360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 195887, 391774, 587661, 783548, 979435, 1175322, 1371209, 1567096, 1958870, 2350644, 2742418, 2938305, 3917740, 4113627, 4701288, 5484836, 5876610, 6856045, 7835480, 8227254, 10969672, 11753220, 13712090, 16454508, 20568135, 23506440, 27424180, 32909016, 41136270, 54848360, 82272540, 164545080]

約数ペア:

[(1, 164545080), (2, 82272540), (3, 54848360), (4, 41136270), (5, 32909016), (6, 27424180), (7, 23506440), (8, 20568135), (10, 16454508), (12, 13712090), (14, 11753220), (15, 10969672), (20, 8227254), (21, 7835480), (24, 6856045), (28, 5876610), (30, 5484836), (35, 4701288), (40, 4113627), (42, 3917740), (56, 2938305), (60, 2742418), (70, 2350644), (84, 1958870), (105, 1567096), (120, 1371209), (140, 1175322), (168, 979435), (210, 783548), (280, 587661), (420, 391774), (840, 195887)]