171812240

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{719}}^1$

素因数の和:864

約数の個数: 80

約数和(自身を含む): 417830400

約数和(自身を除く): 246018160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 103, 116, 145, 206, 232, 290, 412, 464, 515, 580, 719, 824, 1030, 1160, 1438, 1648, 2060, 2320, 2876, 2987, 3595, 4120, 5752, 5974, 7190, 8240, 11504, 11948, 14380, 14935, 20851, 23896, 28760, 29870, 41702, 47792, 57520, 59740, 74057, 83404, 104255, 119480, 148114, 166808, 208510, 238960, 296228, 333616, 370285, 417020, 592456, 740570, 834040, 1184912, 1481140, 1668080, 2147653, 2962280, 4295306, 5924560, 8590612, 10738265, 17181224, 21476530, 34362448, 42953060, 85906120, 171812240]

約数ペア:

[(1, 171812240), (2, 85906120), (4, 42953060), (5, 34362448), (8, 21476530), (10, 17181224), (16, 10738265), (20, 8590612), (29, 5924560), (40, 4295306), (58, 2962280), (80, 2147653), (103, 1668080), (116, 1481140), (145, 1184912), (206, 834040), (232, 740570), (290, 592456), (412, 417020), (464, 370285), (515, 333616), (580, 296228), (719, 238960), (824, 208510), (1030, 166808), (1160, 148114), (1438, 119480), (1648, 104255), (2060, 83404), (2320, 74057), (2876, 59740), (2987, 57520), (3595, 47792), (4120, 41702), (5752, 29870), (5974, 28760), (7190, 23896), (8240, 20851), (11504, 14935), (11948, 14380)]