120657180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{287279}}^1$

素因数の和:287298

約数の個数: 48

約数和(自身を含む): 386104320

約数和(自身を除く): 265447140

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 287279, 574558, 861837, 1149116, 1436395, 1723674, 2010953, 2872790, 3447348, 4021906, 4309185, 5745580, 6032859, 8043812, 8618370, 10054765, 12065718, 17236740, 20109530, 24131436, 30164295, 40219060, 60328590, 120657180]

約数ペア:

[(1, 120657180), (2, 60328590), (3, 40219060), (4, 30164295), (5, 24131436), (6, 20109530), (7, 17236740), (10, 12065718), (12, 10054765), (14, 8618370), (15, 8043812), (20, 6032859), (21, 5745580), (28, 4309185), (30, 4021906), (35, 3447348), (42, 2872790), (60, 2010953), (70, 1723674), (84, 1436395), (105, 1149116), (140, 861837), (210, 574558), (420, 287279)]