173745920

素因数分解:

$2^8\times 5^1\times {\mathrm{149}}^1\times {\mathrm{911}}^1$

素因数の和:1081

約数の個数: 72

約数和(自身を含む): 419428800

約数和(自身を除く): 245682880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 149, 160, 256, 298, 320, 596, 640, 745, 911, 1192, 1280, 1490, 1822, 2384, 2980, 3644, 4555, 4768, 5960, 7288, 9110, 9536, 11920, 14576, 18220, 19072, 23840, 29152, 36440, 38144, 47680, 58304, 72880, 95360, 116608, 135739, 145760, 190720, 233216, 271478, 291520, 542956, 583040, 678695, 1085912, 1166080, 1357390, 2171824, 2714780, 4343648, 5429560, 8687296, 10859120, 17374592, 21718240, 34749184, 43436480, 86872960, 173745920]

約数ペア:

[(1, 173745920), (2, 86872960), (4, 43436480), (5, 34749184), (8, 21718240), (10, 17374592), (16, 10859120), (20, 8687296), (32, 5429560), (40, 4343648), (64, 2714780), (80, 2171824), (128, 1357390), (149, 1166080), (160, 1085912), (256, 678695), (298, 583040), (320, 542956), (596, 291520), (640, 271478), (745, 233216), (911, 190720), (1192, 145760), (1280, 135739), (1490, 116608), (1822, 95360), (2384, 72880), (2980, 58304), (3644, 47680), (4555, 38144), (4768, 36440), (5960, 29152), (7288, 23840), (9110, 19072), (9536, 18220), (11920, 14576)]