156938740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{36161}}^1$

素因数の和:36208

約数の個数: 48

約数和(自身を含む): 388813824

約数和(自身を除く): 231875084

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 36161, 72322, 144644, 180805, 253127, 361610, 506254, 723220, 1012508, 1120991, 1265635, 2241982, 2531270, 4483964, 5062540, 5604955, 7846937, 11209910, 15693874, 22419820, 31387748, 39234685, 78469370, 156938740]

約数ペア:

[(1, 156938740), (2, 78469370), (4, 39234685), (5, 31387748), (7, 22419820), (10, 15693874), (14, 11209910), (20, 7846937), (28, 5604955), (31, 5062540), (35, 4483964), (62, 2531270), (70, 2241982), (124, 1265635), (140, 1120991), (155, 1012508), (217, 723220), (310, 506254), (434, 361610), (620, 253127), (868, 180805), (1085, 144644), (2170, 72322), (4340, 36161)]