168858472

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{59}}^1\times {\mathrm{991}}^1$

素因数の和:1094

約数の個数: 48

約数和(自身を含む): 340156800

約数和(自身を除く): 171298328

約数列:

[1, 2, 4, 8, 19, 38, 59, 76, 118, 152, 236, 361, 472, 722, 991, 1121, 1444, 1982, 2242, 2888, 3964, 4484, 7928, 8968, 18829, 21299, 37658, 42598, 58469, 75316, 85196, 116938, 150632, 170392, 233876, 357751, 467752, 715502, 1110911, 1431004, 2221822, 2862008, 4443644, 8887288, 21107309, 42214618, 84429236, 168858472]

約数ペア:

[(1, 168858472), (2, 84429236), (4, 42214618), (8, 21107309), (19, 8887288), (38, 4443644), (59, 2862008), (76, 2221822), (118, 1431004), (152, 1110911), (236, 715502), (361, 467752), (472, 357751), (722, 233876), (991, 170392), (1121, 150632), (1444, 116938), (1982, 85196), (2242, 75316), (2888, 58469), (3964, 42598), (4484, 37658), (7928, 21299), (8968, 18829)]